diff --git a/asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_楼梯人群_前景.png b/asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_楼梯人群_前景.png
new file mode 100644
index 00000000..f306d46c
Binary files /dev/null and b/asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_楼梯人群_前景.png differ
diff --git a/asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_楼梯人群_前景.png.import b/asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_楼梯人群_前景.png.import
new file mode 100644
index 00000000..23c0b3a5
--- /dev/null
+++ b/asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_楼梯人群_前景.png.import
@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://rsk3dkai37hu"
+path="res://.godot/imported/前侧楼梯_楼梯人群_前景.png-9fc74b9bf846fcbf637d0679b6c67eab.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_楼梯人群_前景.png"
+dest_files=["res://.godot/imported/前侧楼梯_楼梯人群_前景.png-9fc74b9bf846fcbf637d0679b6c67eab.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
diff --git a/asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_诡异纸人_前景.png b/asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_诡异纸人_前景.png
new file mode 100644
index 00000000..c32592b4
Binary files /dev/null and b/asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_诡异纸人_前景.png differ
diff --git a/asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_诡异纸人_前景.png.import b/asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_诡异纸人_前景.png.import
new file mode 100644
index 00000000..e9406c98
--- /dev/null
+++ b/asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_诡异纸人_前景.png.import
@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://mbtx17tg24pl"
+path="res://.godot/imported/前侧楼梯_诡异纸人_前景.png-3d2ba39e4cabaf4bf5fcc1c425fa0de3.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_诡异纸人_前景.png"
+dest_files=["res://.godot/imported/前侧楼梯_诡异纸人_前景.png-3d2ba39e4cabaf4bf5fcc1c425fa0de3.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
diff --git a/asset/dialogue/item_description.dialogue b/asset/dialogue/item_description.dialogue
index 6be60126..41faa36d 100644
--- a/asset/dialogue/item_description.dialogue
+++ b/asset/dialogue/item_description.dialogue
@@ -384,6 +384,7 @@
 理发店的假人好像提到过剪刀... [ID:c03_s04_获得剪刀后]
 2013...{br}这是那个肉铺老板家的钥匙。 [ID:c03_s04_获得钥匙后]
 病终究还是没治好。 [ID:c03_s04_给药后]
+奠 [ID:c03_s04_奠]
 ...{br}还是别乱碰了 [ID:c03_招魂幡鬼差]
 # s05 肉铺
 这桌上的肉竟然没有腐烂 [ID:c03_s05_长桌]
@@ -391,7 +392,7 @@
 这小女孩提到的玩具...{br}不会就是我手上这个吧？ [ID:c03_s05_偷听结束]
 # s06 胖子卧室
 肉铺老板居然把一大摞寻人启事藏在家里{br}嗯...还有几张像是从墙上撕下来的。 [ID:c03_s06_没贴的寻人启事]
-暗门被锁起来了 [ID:c03_s06_暗门]
+锁上的活板门...{br}是通到哪里去的？ [ID:c03_s06_暗门]
 这柜子后面好像还有东西 [ID:c03_s06_柜子]
 # s07 屠宰间
 一股腐臭的味道 [ID:c03_s07_肉袋]
@@ -421,6 +422,9 @@
 [wave]又嫩又甜[/wave] [ID:c03_s12_label8]
 # 李癞胖演出结束
 怎么突然出现这么多人？{br}要不跟过去看看？[ID:c03_李癞胖演出结束]
+# 小手
+洞里有很浓的血腥味...[ID:c03_小手洞1]
+呕，作孽啊...[ID:c03_小手洞2]
 => END
 
 ~ Notes_c04
diff --git a/scene/character/player_animation_config.gd b/scene/character/player_animation_config.gd
index 0e2dbb03..dc321237 100644
--- a/scene/character/player_animation_config.gd
+++ b/scene/character/player_animation_config.gd
@@ -55,6 +55,7 @@ var ANIMATION_CONFIG = {
 		19: [&"", Vector2.ONE, Vector2(2.5, -48.0), &"c02_吕萍_背靠起身", &""],
 		20: [&"", Vector2.ONE, Vector2(2.5, -48.0), &"c02_吕萍_背靠呼吸", &""],
 		21: [&"", Vector2.ONE, Vector2(2.5, -48.0), &"c02_吕萍_背靠起身_屠宰间", &""],
+		22: [&"", Vector2.ONE, Vector2(341.0, -75.0), &"", &"c02_吕萍_风吹过"],
 	},
 	"吕萍爬行":
 	{
diff --git a/scene/entity/portal.gd b/scene/entity/portal.gd
index a21af8b9..c7a2e84f 100644
--- a/scene/entity/portal.gd
+++ b/scene/entity/portal.gd
@@ -2,6 +2,7 @@
 class_name Portal2D extends Sprite2D
 
 signal rejected_on_locked
+signal unlocked
 signal before_pre_transport_wait
 signal sign_mark_offset_updated
 
@@ -191,6 +192,8 @@ func _on_interacted() -> void:
 		interact_mutex.unlock()
 		if rejected:
 			rejected_on_locked.emit()
+		else:
+			unlocked.emit()
 		# 开锁尝试后，哪怕开锁成功，也需要下次操作再进入，而不是立即传送
 		return
 	# 传送，queue free 导致 sfx 无法播放，使用全局声源
diff --git a/scene/ground/scene/c02/s03_院子.gd b/scene/ground/scene/c02/s03_院子.gd
index 016675de..fe0ed099 100644
--- a/scene/ground/scene/c02/s03_院子.gd
+++ b/scene/ground/scene/c02/s03_院子.gd
@@ -88,10 +88,14 @@ func _on_ground_ready() -> void:
 		# 不偷听则不可开门
 		$"../DeployLayer/portal_5".enabled = false
 
-
-	if ArchiveManager.get_global_value(&"c02_show_grounded_coins") and EventManager.get_chapter_stage() <= 2:
-		# 奠字 + 纸钱
-		$"../DeployLayer/新背景_奠".visible = true
+	# 奠字 + 纸钱
+	var show_coin_rain := false
+	if EventManager.get_chapter_stage() <= 2:
+		show_coin_rain = ArchiveManager.get_global_value(&"c02_show_grounded_coins")
+	elif  EventManager.get_chapter_stage() >= 3:
+		# 已拿钥匙
+		show_coin_rain = EventManager.get_stage("c03_li_paperwoman") >= 5
+	$"../DeployLayer/新背景_奠".visible = show_coin_rain
 
 	small_shoe = $"../DeployLayer/Pickable小鞋子" as Pickable2D
 
diff --git a/scene/ground/scene/c02/s03_院子.tscn b/scene/ground/scene/c02/s03_院子.tscn
index 0ef103d0..a5655bc6 100644
--- a/scene/ground/scene/c02/s03_院子.tscn
+++ b/scene/ground/scene/c02/s03_院子.tscn
@@ -1,4 +1,4 @@
-[gd_scene load_steps=114 format=3 uid="uid://djc2uaefhmu7"]
+[gd_scene load_steps=119 format=3 uid="uid://djc2uaefhmu7"]
 
 [ext_resource type="PackedScene" uid="uid://dayyx4jerj7io" path="res://scene/ground/ground.tscn" id="1_0dylx"]
 [ext_resource type="Script" uid="uid://dsp5plrdkrsd7" path="res://scene/ground/scene/c02/s03_院子.gd" id="2_dt5aj"]
@@ -80,11 +80,16 @@
 [ext_resource type="Texture2D" uid="uid://bjdy0o0qngukl" path="res://asset/art/scene/c03/s00_院子与其他/e_运尸车.png" id="74_f5g0l"]
 [ext_resource type="Script" uid="uid://b5to0url3t7h4" path="res://scene/ground/script/c02/s03_event李氏给药完成.gd" id="75_0ek7o"]
 [ext_resource type="SpriteFrames" uid="uid://cmvr3lbwe3h7p" path="res://asset/art/gif/c03_特写与游戏动画/c03_特写与游戏动画_frames.tres" id="75_allmh"]
+[ext_resource type="Texture2D" uid="uid://rsk3dkai37hu" path="res://asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_楼梯人群_前景.png" id="77_6y26q"]
 [ext_resource type="Script" uid="uid://3umabu63j1t5" path="res://scene/ground/script/c02/s03_event第三章开幕.gd" id="77_ndc6g"]
 [ext_resource type="Texture2D" uid="uid://by7ibwt45ndlm" path="res://asset/art/scene/c03/s00_第三章开幕/第三章开场.png" id="77_pyl5w"]
 [ext_resource type="SpriteFrames" uid="uid://cvjl0m6b5oc6f" path="res://asset/art/gif/c03_棺材怪/c03_棺材怪_frames.tres" id="77_ru58d"]
+[ext_resource type="Texture2D" uid="uid://mbtx17tg24pl" path="res://asset/art/scene/c02/s03_公寓一楼院子/诡异效果/前侧楼梯_诡异纸人_前景.png" id="78_5mk2s"]
 [ext_resource type="Texture2D" uid="uid://cyb7wxwadqhht" path="res://asset/art/scene/c03/s00_第三章开幕/二楼栏杆.png" id="78_ndc6g"]
 [ext_resource type="Texture2D" uid="uid://0d7afuay7x0k" path="res://asset/art/scene/c03/s00_第三章开幕/三楼栏杆.png" id="79_0ek7o"]
+[ext_resource type="Texture2D" uid="uid://iochvxxj4oji" path="res://asset/art/scene/c03/s00_第三章开幕/邻居1.png" id="86_j6i36"]
+[ext_resource type="Texture2D" uid="uid://b1omqxct4hws2" path="res://asset/art/scene/c03/s00_第三章开幕/邻居2.png" id="87_y7f1y"]
+[ext_resource type="Texture2D" uid="uid://dr222pgv54efg" path="res://asset/art/scene/c03/s00_第三章开幕/邻居3.png" id="88_y7f1y"]
 
 [sub_resource type="Animation" id="Animation_rt2lh"]
 length = 0.001
@@ -513,6 +518,13 @@ target_portal = "1"
 status = "locked"
 prop_key = "prop_1015钥匙"
 
+[node name="EventBinder" type="Node" parent="Ground/DeployLayer/portal_5"]
+script = ExtResource("12_2b6vx")
+updater_event = &"c03_li_paperwoman"
+updater_stage_mode = "exclude"
+updater_stages = Array[int]([5])
+metadata/_custom_type_script = "uid://0wjaho6qkg6s"
+
 [node name="Ambush保卫科旁边os" parent="Ground/DeployLayer" index="7" instance=ExtResource("25_iyaiw")]
 position = Vector2(138, 47)
 hook_os_key = "c02_院子_保卫科旁"
@@ -1418,7 +1430,6 @@ script = ExtResource("4_ygnci")
 metadata/_custom_type_script = "uid://rq6w1vuhuq1m"
 
 [node name="Event2D第二章_纸人" type="Node2D" parent="Ground/DeployLayer" index="39"]
-visible = false
 script = ExtResource("73_lt8c0")
 event_name = &"c03_well_show"
 event_stages = Array[int]([0])
@@ -1428,7 +1439,7 @@ metadata/_custom_type_script = "uid://bkkiyk5jkdw4d"
 
 [node name="排队常人" type="Sprite2D" parent="Ground/DeployLayer/Event2D第二章_纸人"]
 light_mask = 0
-position = Vector2(1227.5, -119)
+position = Vector2(1233, -120)
 texture = ExtResource("18_crgo6")
 centered = false
 
@@ -1440,9 +1451,14 @@ updater_ease_duration = 0.0
 updater_stages = Array[int]([0])
 metadata/_custom_type_script = "uid://0wjaho6qkg6s"
 
+[node name="前景" type="Sprite2D" parent="Ground/DeployLayer/Event2D第二章_纸人/排队常人"]
+z_index = 21
+texture = ExtResource("77_6y26q")
+centered = false
+
 [node name="排队纸人" type="Sprite2D" parent="Ground/DeployLayer/Event2D第二章_纸人"]
 light_mask = 0
-position = Vector2(1227.5, -119)
+position = Vector2(1233, -120)
 texture = ExtResource("19_vddfx")
 centered = false
 
@@ -1455,6 +1471,11 @@ updater_stage_mode = "exclude"
 updater_stages = Array[int]([0])
 metadata/_custom_type_script = "uid://0wjaho6qkg6s"
 
+[node name="前景" type="Sprite2D" parent="Ground/DeployLayer/Event2D第二章_纸人/排队纸人"]
+z_index = 21
+texture = ExtResource("78_5mk2s")
+centered = false
+
 [node name="Event2D李氏给药完成" type="Node2D" parent="Ground/DeployLayer" index="40"]
 position = Vector2(1858, 24)
 script = ExtResource("75_0ek7o")
@@ -1532,6 +1553,18 @@ z_index = 1
 position = Vector2(169, -227.5)
 texture = ExtResource("79_0ek7o")
 
+[node name="邻居1" type="Sprite2D" parent="Ground/DeployLayer/Event第三章开幕"]
+position = Vector2(169, -227.5)
+texture = ExtResource("86_j6i36")
+
+[node name="邻居2" type="Sprite2D" parent="Ground/DeployLayer/Event第三章开幕"]
+position = Vector2(169, -227.5)
+texture = ExtResource("87_y7f1y")
+
+[node name="邻居3" type="Sprite2D" parent="Ground/DeployLayer/Event第三章开幕"]
+position = Vector2(169, -227.5)
+texture = ExtResource("88_y7f1y")
+
 [node name="Pro灰姑黑影" type="AnimatedSprite2D" parent="Ground/DeployLayer/Event第三章开幕"]
 position = Vector2(169, -227.5)
 sprite_frames = ExtResource("75_allmh")
@@ -1584,6 +1617,17 @@ libraries = {
 &"": SubResource("AnimationLibrary_0ek7o")
 }
 
+[node name="Note李癞_奠" parent="Ground/DeployLayer" index="42" instance=ExtResource("6_t48d1")]
+position = Vector2(1937, -26)
+title_filter = "c03"
+note_key = "c03_s04_奠"
+
+[node name="EventBinder" type="Node" parent="Ground/DeployLayer/Note李癞_奠"]
+script = ExtResource("12_2b6vx")
+updater_event = &"c03_li_paperwoman"
+updater_stages = Array[int]([5])
+metadata/_custom_type_script = "uid://0wjaho6qkg6s"
+
 [node name="PointLight2D" type="PointLight2D" parent="Ground/AmbientLayer" index="0"]
 light_mask = 4
 position = Vector2(2189, -142)
@@ -1611,6 +1655,7 @@ scale = Vector2(1.08, 1.08)
 points = PackedVector2Array(17, 150, 2250, 150)
 
 [node name="DirectionalLight2D" parent="Ground" index="8"]
+visible = false
 energy = 0.6
 blend_mode = 1
 
diff --git a/scene/ground/scene/c02/s04_保卫科.tscn b/scene/ground/scene/c02/s04_保卫科.tscn
index 865d3aca..f2161ef8 100644
--- a/scene/ground/scene/c02/s04_保卫科.tscn
+++ b/scene/ground/scene/c02/s04_保卫科.tscn
@@ -1,4 +1,4 @@
-[gd_scene load_steps=26 format=3 uid="uid://bivc5cdap370p"]
+[gd_scene load_steps=27 format=3 uid="uid://bivc5cdap370p"]
 
 [ext_resource type="PackedScene" uid="uid://dayyx4jerj7io" path="res://scene/ground/ground.tscn" id="1_2jej0"]
 [ext_resource type="Script" uid="uid://dmhh4g47bdxxy" path="res://scene/ground/scene/c02/s04_保卫科.gd" id="2_jyere"]
@@ -23,6 +23,7 @@
 [ext_resource type="SpriteFrames" uid="uid://di43shn22n5ph" path="res://asset/art/gif/c00_通用动作/c00_通用动作_frames.tres" id="20_47ju4"]
 [ext_resource type="Texture2D" uid="uid://day38kany2gmr" path="res://asset/art/scene/c02/小蝉寻人启事/e_寻人启事完整.png" id="20_g8amr"]
 [ext_resource type="Texture2D" uid="uid://ce3d785v5lxg2" path="res://asset/art/scene/c02/小蝉寻人启事/ux_寻人启事完整.png" id="21_cq2m4"]
+[ext_resource type="PackedScene" uid="uid://jr1yd46wm5je" path="res://scene/entity/note.tscn" id="23_8qoej"]
 [ext_resource type="Script" uid="uid://0wjaho6qkg6s" path="res://manager/event_manager/event_binder.gd" id="23_cq2m4"]
 [ext_resource type="Texture2D" uid="uid://dri8e2lyx6wg4" path="res://asset/art/scene/c02/s04_保卫科/e_老鼠精_第二章.png" id="23_vppvs"]
 
@@ -54,7 +55,7 @@ position = Vector2(47, 2)
 texture = ExtResource("3_66gue")
 
 [node name="烟雾" type="AnimatedSprite2D" parent="Ground/BGSprite2D" index="0"]
-position = Vector2(162, -29)
+position = Vector2(162, -30)
 sprite_frames = ExtResource("4_svuj3")
 animation = &"小烟雾2"
 autoplay = "小烟雾2"
@@ -63,6 +64,14 @@ autoplay = "小烟雾2"
 position = Vector2(1, 28)
 texture = ExtResource("5_cy26p")
 
+[node name="EventBinder" type="Node" parent="Ground/BGSprite2D/烟雾"]
+script = ExtResource("23_cq2m4")
+updater_event = &"current_chapter_stage"
+updater_mode = "shower"
+updater_ease_duration = 0.0
+updater_stages = Array[int]([0, 1])
+metadata/_custom_type_script = "uid://0wjaho6qkg6s"
+
 [node name="portal_left" parent="Ground/DeployLayer" index="0"]
 position = Vector2(67, 29)
 target_scene = "c02_s03"
@@ -131,12 +140,33 @@ texture = ExtResource("9_a43aq")
 [node name="小手讨东西" parent="Ground/DeployLayer" index="10" instance=ExtResource("10_a43aq")]
 position = Vector2(295, -6)
 
-[node name="小蝉写字" type="AnimatedSprite2D" parent="Ground/DeployLayer" index="11"]
+[node name="EventBinder" type="Node" parent="Ground/DeployLayer/小手讨东西"]
+script = ExtResource("23_cq2m4")
+updater_event = &"current_chapter_stage"
+updater_mode = "shower"
+updater_ease_duration = 0.0
+updater_stages = Array[int]([0, 1])
+metadata/_custom_type_script = "uid://0wjaho6qkg6s"
+
+[node name="Note小手洞" parent="Ground/DeployLayer" index="11" instance=ExtResource("23_8qoej")]
+title_filter = "c03"
+note_key = "c03_小手洞1"
+
+[node name="EventBinder" type="Node" parent="Ground/DeployLayer/Note小手洞"]
+script = ExtResource("23_cq2m4")
+updater_event = &"current_chapter_stage"
+updater_mode = "shower"
+updater_ease_duration = 0.0
+updater_stage_mode = "exclude"
+updater_stages = Array[int]([0, 1])
+metadata/_custom_type_script = "uid://0wjaho6qkg6s"
+
+[node name="小蝉写字" type="AnimatedSprite2D" parent="Ground/DeployLayer" index="12"]
 position = Vector2(351, 51)
 sprite_frames = ExtResource("20_47ju4")
 animation = &"c00_头套小婵_write"
 
-[node name="老鼠精_第二章" type="Sprite2D" parent="Ground/DeployLayer" index="12"]
+[node name="老鼠精_第二章" type="Sprite2D" parent="Ground/DeployLayer" index="13"]
 position = Vector2(207.5, -40.5)
 texture = ExtResource("23_vppvs")
 
diff --git a/scene/ground/scene/c02/s06_二楼.gd b/scene/ground/scene/c02/s06_二楼.gd
index f76b5e9b..a76612df 100644
--- a/scene/ground/scene/c02/s06_二楼.gd
+++ b/scene/ground/scene/c02/s06_二楼.gd
@@ -82,7 +82,11 @@ func _on_ground_ready() -> void:
 
 	if $"../DeployLayer/Ambush小蝉偷看".played:
 		$"../DeployLayer/Ambush小蝉偷看".queue_free()
-		
+	
+	# 胖子房间
+	$"../DeployLayer/portal_4".unlocked.connect(_on_2013_unlocked)
+
+
 # 小蝉偷看
 func glimpse_hide_out():
 	$"../DeployLayer/Ambush小蝉偷看".queue_free()
@@ -150,6 +154,7 @@ func _on_ball_game_exit(success = null):
 		ball_game_boys_ambush.enabled = false
 		ball_game_boys_ambush.visible = false
 
+
 func _toggle_candles(show: bool) -> void:
 	var candles = $"../DeployLayer/楼梯蜡烛"
 	var lights = candles.get_children()
@@ -165,7 +170,6 @@ func _toggle_candles(show: bool) -> void:
 			light.energy = 0.2
 
 
-
 # 第一章火灾结束，尾声演出
 func _c02_final_show():
 	SceneManager.toggle_hud_display(false)
@@ -235,3 +239,27 @@ func unlock_2floor_map():
 	EventManager.set_stage_if_greater(&"c02_2f_xchan_run_away", 1)
 	EventManager.set_stage_if_greater(&"handnote_c02_map_2", 1)
 	EventManager.set_stage_if_greater(&"handnote_c02_shoe_giveToMouce", 1)
+
+
+func _on_2013_unlocked() -> void:
+	$"../DeployLayer/煤油灯".hold_off_light()
+	var l1 = $"../DeployLayer/煤油灯2/PointLight2D"
+	var l2 = $"../DeployLayer/煤油灯2/地面光"
+	var tween = create_tween()
+	# 所有灯和蜡烛火光不规律闪烁后熄灭
+	var candles = $"../DeployLayer/楼梯蜡烛"
+	var lights = candles.get_children()
+	tween.tween_property(l1, "energy", 0.0, 0.5)
+	tween.parallel().tween_property(l2, "energy", 0.0, 0.5)
+	for light in lights:
+		var energy = randf_range(0.2, 0.4)
+		tween.parallel().tween_property(light, "energy", energy, 0.5)
+	tween.tween_interval(0.4)
+	for light in lights:
+		var energy = randf_range(0.5, 0.9)
+		tween.parallel().tween_property(light, "energy", energy, 0.4)
+	tween.tween_interval(0.3)
+	for light in lights:
+		# 默认保持 0.18 亮度，避免 mix 纯黑
+		tween.parallel().tween_property(light, "energy", 0.18, 0.3)
+	# tween.tween_property(candles, "modulate:a", 0.0, 1.0)
diff --git a/scene/ground/scene/c02/s07_二楼内侧楼道.gd b/scene/ground/scene/c02/s07_二楼内侧楼道.gd
index e6baf458..bc478406 100644
--- a/scene/ground/scene/c02/s07_二楼内侧楼道.gd
+++ b/scene/ground/scene/c02/s07_二楼内侧楼道.gd
@@ -14,14 +14,20 @@ func _ready() -> void:
 
 
 var flyer: Closeup2D
-
+var hand
 
 func _on_ground_ready() -> void:
 	flyer = $"../DeployLayer/Closeup刮海报"
-	if data.flyer_shaven:
-		take_off_flyer(true)
+	hand = $"../DeployLayer/小手讨东西"
+	# 只有第一章启用
+	if EventManager.get_chapter_stage() <= 2:
+		if data.flyer_shaven:
+			take_off_flyer(true)
+		else:
+			flyer.exit.connect(_on_flyer_exit)
 	else:
-		flyer.exit.connect(_on_flyer_exit)
+		flyer.hide()
+		hand.hide()
 
 
 func _on_flyer_exit(arg):
@@ -40,6 +46,5 @@ func take_off_flyer(immediatelly = false):
 		await tween.finished
 	else:
 		flyer.visible = false
-	var hand = $"../DeployLayer/小手讨东西"
 	hand.enabled = true
 
diff --git a/scene/ground/scene/c02/s07_二楼内侧楼道.tscn b/scene/ground/scene/c02/s07_二楼内侧楼道.tscn
index 80286d45..4d17fb64 100644
--- a/scene/ground/scene/c02/s07_二楼内侧楼道.tscn
+++ b/scene/ground/scene/c02/s07_二楼内侧楼道.tscn
@@ -1,4 +1,4 @@
-[gd_scene load_steps=20 format=3 uid="uid://t4xjt774ngwh"]
+[gd_scene load_steps=22 format=3 uid="uid://t4xjt774ngwh"]
 
 [ext_resource type="PackedScene" uid="uid://dayyx4jerj7io" path="res://scene/ground/ground.tscn" id="1_oao56"]
 [ext_resource type="Script" uid="uid://cnjdxjni5v3cs" path="res://scene/ground/scene/c02/s07_二楼内侧楼道.gd" id="2_t0s64"]
@@ -19,6 +19,8 @@
 [ext_resource type="Texture2D" uid="uid://0x7cl2cmcs6l" path="res://asset/art/scene/c02/s03_公寓一楼院子/光晕/光晕2.png" id="16_uggte"]
 [ext_resource type="PackedScene" uid="uid://dsa6frlw6e6gg" path="res://scene/entity/pickable.tscn" id="17_uggte"]
 [ext_resource type="Texture2D" uid="uid://dcot0rove27rd" path="res://asset/art/scene/c02/s08_瞎子卧室/e_粘鼠板.png" id="18_e4bwj"]
+[ext_resource type="Script" uid="uid://0wjaho6qkg6s" path="res://manager/event_manager/event_binder.gd" id="20_4anfx"]
+[ext_resource type="Texture2D" uid="uid://cawpq7rnho5px" path="res://asset/art/gif/c02_小手/洞.png" id="20_wkpn4"]
 
 [node name="S07" type="Node2D"]
 
@@ -78,7 +80,6 @@ position = Vector2(292, -11)
 texture = ExtResource("10_6ivku")
 packed_scene = ExtResource("11_vxng8")
 on_display_hide_hud = true
-transition_effect = true
 first_interact_os_key = "c02_海报_戏法班"
 
 [node name="Note老鼠洞" parent="Ground/DeployLayer" index="7" instance=ExtResource("13_s75vl")]
@@ -112,6 +113,21 @@ texture = ExtResource("18_e4bwj")
 sign_mark_offset = Vector2(0, -9.34)
 prop_key = "prop_粘鼠板"
 
+[node name="Note小手洞" parent="Ground/DeployLayer" index="10" instance=ExtResource("13_s75vl")]
+position = Vector2(294, -7)
+texture = ExtResource("20_wkpn4")
+title_filter = "c03"
+note_key = "c03_小手洞2"
+
+[node name="EventBinder" type="Node" parent="Ground/DeployLayer/Note小手洞"]
+script = ExtResource("20_4anfx")
+updater_event = &"current_chapter_stage"
+updater_mode = "shower"
+updater_ease_duration = 0.0
+updater_stage_mode = "exclude"
+updater_stages = Array[int]([0, 1])
+metadata/_custom_type_script = "uid://0wjaho6qkg6s"
+
 [node name="MainPlayer" parent="Ground" index="5"]
 position = Vector2(41, 98)
 player_movement_rect = Rect2(37, -158, 573, 316)
@@ -126,6 +142,7 @@ position = Vector2(11, -1)
 points = PackedVector2Array(37, 150, 610, 150)
 
 [node name="DirectionalLight2D" parent="Ground" index="8"]
+visible = false
 energy = 0.9
 blend_mode = 1
 
diff --git a/scene/ground/scene/c03/s05_肉铺.gd b/scene/ground/scene/c03/s05_肉铺.gd
index 59b522bf..2f185da3 100644
--- a/scene/ground/scene/c03/s05_肉铺.gd
+++ b/scene/ground/scene/c03/s05_肉铺.gd
@@ -16,8 +16,10 @@ func _ready() -> void:
 #region node_reference
 var closeup肉铺账簿: Closeup2D
 var ambush偷听门板: Ambush2D
+var ambush拿钥匙: Ambush2D
 var pickable新鲜的肉: Pickable2D
 var bloody_footstep: AnimatedSprite2D
+var xchan: AnimatedSprite2D
 #endregion
 
 
@@ -26,12 +28,18 @@ func _setup_node_reference() -> void:
 	closeup肉铺账簿 = $"../DeployLayer/Closeup肉铺账簿"
 	ambush偷听门板 = $"../DeployLayer/Ambush偷听门板"
 	pickable新鲜的肉 = $"../DeployLayer/Pickable新鲜的肉"
+	ambush拿钥匙 = $"../DeployLayer/Ambush拿钥匙"
 	bloody_footstep = $"../DeployLayer/血脚印"
+	xchan = $"../DeployLayer/小蝉给钥匙"
 
 
 func _on_ground_ready() -> void:
 	pickable新鲜的肉.triggered.connect(_on_meat_picked)
 	if pickable新鲜的肉.picked:
+		ambush拿钥匙.enabled = true
+		if not ambush拿钥匙.played:
+			xchan.modulate.a = 1.0
+			xchan.play()
 		bloody_footstep.frame = 8
 		_post_meat_picked()
 	if closeup肉铺账簿.icount == 0:
@@ -43,28 +51,28 @@ func _on_first_exit_book(_arg = null) -> void:
 
 
 func _on_meat_picked() -> void:
-	# 小蝉给钥匙，先静默给，再真给
-	SceneManager.enable_prop_item_silently("prop_符纸钥匙")
-	
+	ambush拿钥匙.enabled = true
 	SceneManager.lock_player()
 	await SceneManager.get_inspector().quit_and_hidden
 	bloody_footstep.play()
 	SceneManager.pop_debug_dialog_info("音效", "小蝉血脚印出现，给钥匙")
-	$"Sfx小蝉给钥匙".play()
+	$"Sfx小蝉浮现".play()
 	await bloody_footstep.animation_finished
-	var xchan = $"../DeployLayer/小蝉给钥匙" as AnimatedSprite2D
 	var tween = create_tween()
 	tween.tween_property(xchan, "modulate:a", 1.0, 1.0)
 	tween.tween_callback(xchan.play)
 	tween.tween_callback(SceneManager.get_player().set_facing_direction.bind(Vector2.LEFT))
 	await xchan.animation_finished
-	tween = create_tween()
-	tween.tween_property(xchan, "modulate:a", 0.0, 1.0)
-	SceneManager.enable_prop_item("prop_符纸钥匙")
 	SceneManager.unlock_player()
 	_post_meat_picked()
 
 
+func take_key() -> void:
+	SceneManager.enable_prop_item("prop_符纸钥匙")
+	var tween = create_tween()
+	tween.tween_property(xchan, "modulate:a", 0.0, 1.0)
+
+
 func _post_meat_picked() -> void:
 	# 血脚印 小蝉给钥匙 后 Ambush偷听门板 附近出现轻微敲门声
 	ambush偷听门板.enabled = true
@@ -82,4 +90,4 @@ func eavesdrop_plank() -> void:
 	await DialogueManager.dialogue_ended
 	SceneManager.player_action(14, true)
 	SceneManager.pop_os_with_str("c03_s05_偷听结束")
-	SceneManager.unlock_player()
\ No newline at end of file
+	SceneManager.unlock_player()
diff --git a/scene/ground/scene/c03/s05_肉铺.tscn b/scene/ground/scene/c03/s05_肉铺.tscn
index 9e14b312..e314d266 100644
--- a/scene/ground/scene/c03/s05_肉铺.tscn
+++ b/scene/ground/scene/c03/s05_肉铺.tscn
@@ -92,7 +92,7 @@ mode = "场景背景音"
 "感应玩家操作" = false
 metadata/_custom_type_script = "uid://rq6w1vuhuq1m"
 
-[node name="Sfx小蝉给钥匙" type="AudioStreamPlayer" parent="Ground/AnimationPlayer" index="1"]
+[node name="Sfx小蝉浮现" type="AudioStreamPlayer" parent="Ground/AnimationPlayer" index="1"]
 stream = ExtResource("5_cbx3n")
 bus = &"game_sfx"
 script = ExtResource("4_r4bhp")
@@ -174,13 +174,19 @@ blend_mode = 2
 texture = ExtResource("14_cbx3n")
 texture_scale = 0.3
 
-[node name="小蝉给钥匙" type="AnimatedSprite2D" parent="Ground/DeployLayer" index="9"]
+[node name="Ambush拿钥匙" parent="Ground/DeployLayer" index="9" instance=ExtResource("6_r4bhp")]
+position = Vector2(59, 53)
+enabled = false
+trigger_mode = "interact"
+hook_method = "take_key"
+
+[node name="小蝉给钥匙" type="AnimatedSprite2D" parent="Ground/DeployLayer" index="10"]
 modulate = Color(1, 1, 1, 0)
 position = Vector2(41, 54)
 sprite_frames = ExtResource("15_rt6kj")
 animation = &"c03_小婵_give_抬手"
 
-[node name="Ambush长桌" parent="Ground/DeployLayer" index="10" instance=ExtResource("6_r4bhp")]
+[node name="Ambush长桌" parent="Ground/DeployLayer" index="11" instance=ExtResource("6_r4bhp")]
 position = Vector2(311, 55)
 hook_os_key = "c03_s05_长桌"
 
diff --git a/scene/ground/scene/c03/s06_胖子卧室.tscn b/scene/ground/scene/c03/s06_胖子卧室.tscn
index 10a88b66..2a10c33a 100644
--- a/scene/ground/scene/c03/s06_胖子卧室.tscn
+++ b/scene/ground/scene/c03/s06_胖子卧室.tscn
@@ -1,15 +1,17 @@
-[gd_scene load_steps=14 format=3 uid="uid://cxacrp8mrrbry"]
+[gd_scene load_steps=16 format=3 uid="uid://cxacrp8mrrbry"]
 
 [ext_resource type="PackedScene" uid="uid://dayyx4jerj7io" path="res://scene/ground/ground.tscn" id="1_h8p4n"]
 [ext_resource type="Script" uid="uid://cxgeon4qs1klv" path="res://scene/ground/scene/c03/s06_胖子卧室.gd" id="2_f527l"]
-[ext_resource type="AudioStream" uid="uid://6gttowdwmado" path="res://asset/audio/sfx/环境音/第一章/房间内部场景1.ogg" id="3_fs6xo"]
+[ext_resource type="AudioStream" uid="uid://b2mudqvq1dmng" path="res://asset/audio/sfx/环境音/白噪音/白噪声房间里1.ogg" id="3_argdf"]
 [ext_resource type="Script" uid="uid://rq6w1vuhuq1m" path="res://scene/entity/audio/sfx.gd" id="4_481tl"]
 [ext_resource type="Texture2D" uid="uid://c2qdnw8b0rcah" path="res://asset/art/scene/c03/s06_胖子卧室/bg_胖子卧室背景.png" id="4_h8p4n"]
 [ext_resource type="PackedScene" uid="uid://cw3q5pvciumil" path="res://scene/entity/interactable.tscn" id="5_6747o"]
 [ext_resource type="Texture2D" uid="uid://q20myccplwm7" path="res://asset/art/scene/c03/s06_胖子卧室/fg_胖子卧室前景.png" id="5_f527l"]
 [ext_resource type="AudioStream" uid="uid://owp3occawow5" path="res://asset/audio/sfx/交互/第一章/sfx_拖箱子.ogg" id="5_uibf0"]
+[ext_resource type="AudioStream" uid="uid://bhaws2ungqaf5" path="res://asset/audio/sfx/交互/角色/sfx_哼歌.ogg" id="6_argdf"]
 [ext_resource type="Texture2D" uid="uid://coaugvwesap35" path="res://asset/art/scene/c03/s06_胖子卧室/胖子卧室柜子.png" id="6_wsqdn"]
 [ext_resource type="PackedScene" uid="uid://dqkxiqbq83cmq" path="res://scene/entity/closeup.tscn" id="7_wsqdn"]
+[ext_resource type="Script" uid="uid://wapo47a1oddf" path="res://scene/entity/audio/sfx2d.gd" id="7_x8gtn"]
 [ext_resource type="PackedScene" uid="uid://5uqi3c3f4va1" path="res://scene/ground/script/c03/s06_closeup柜子后的洞.tscn" id="8_1qtud"]
 [ext_resource type="PackedScene" uid="uid://jr1yd46wm5je" path="res://scene/entity/note.tscn" id="10_481tl"]
 
@@ -29,7 +31,7 @@ libraries = {
 script = ExtResource("2_f527l")
 
 [node name="Sfx背景音" type="AudioStreamPlayer" parent="Ground/AnimationPlayer" index="0"]
-stream = ExtResource("3_fs6xo")
+stream = ExtResource("3_argdf")
 volume_db = -5.0
 autoplay = true
 bus = &"game_sfx"
@@ -83,15 +85,31 @@ note_key = "c03_s06_没贴的寻人启事"
 
 [node name="Note暗门" parent="Ground/DeployLayer" index="6" instance=ExtResource("10_481tl")]
 position = Vector2(330, 81)
+action = 3
 title_filter = "c03"
 note_key = "c03_s06_暗门"
 
+[node name="Sfx2D小蝉哼歌" type="AudioStreamPlayer2D" parent="Ground/AmbientLayer" index="0"]
+position = Vector2(331, 100)
+stream = ExtResource("6_argdf")
+volume_db = 24.0
+autoplay = true
+max_distance = 300.0
+attenuation = 3.0
+bus = &"game_sfx"
+script = ExtResource("7_x8gtn")
+metadata/_custom_type_script = "uid://wapo47a1oddf"
+
 [node name="MainPlayer" parent="Ground" index="5"]
 position = Vector2(418, 98)
 catty_light_energy = 0.5
 player_movement_rect = Rect2(45, -158, 473, 316)
 facing_direction = Vector2(-1, 0)
 
+[node name="AudioListener2D" type="AudioListener2D" parent="Ground/MainPlayer" index="6"]
+position = Vector2(1, -63)
+current = true
+
 [node name="FGSprite2D" parent="Ground/ParallaxForeground/FGParallaxLayer" index="0"]
 position = Vector2(26, 0)
 texture = ExtResource("5_f527l")
diff --git a/scene/ground/scene/c03/s08_囚室.gd b/scene/ground/scene/c03/s08_囚室.gd
index 34465b36..c18d523f 100644
--- a/scene/ground/scene/c03/s08_囚室.gd
+++ b/scene/ground/scene/c03/s08_囚室.gd
@@ -86,11 +86,14 @@ func _on_body_interacted(success: bool) -> void:
 
 func play_footstep() -> void:
 	SceneManager.lock_player()
+	var sfx = $"Sfx小蝉哼歌" as Sfx
+	sfx.play()
 	var sprite = ambush血脚印.get_node("血脚印")
 	sprite.play()
 	await sprite.animation_finished
 	await SceneManager.pop_os_with_str("c03_s08_囚室看到脚印")
 	SceneManager.unlock_player()
+	Util.timer(3.0, sfx.easing_kill.bind(3.0))
 
 
 func eavesdrop() -> void:
diff --git a/scene/ground/scene/c03/s08_囚室.tscn b/scene/ground/scene/c03/s08_囚室.tscn
index 7d9e4e16..c0f5ad8e 100644
--- a/scene/ground/scene/c03/s08_囚室.tscn
+++ b/scene/ground/scene/c03/s08_囚室.tscn
@@ -1,10 +1,11 @@
-[gd_scene load_steps=32 format=3 uid="uid://bixdbbyhroepi"]
+[gd_scene load_steps=33 format=3 uid="uid://bixdbbyhroepi"]
 
 [ext_resource type="PackedScene" uid="uid://dayyx4jerj7io" path="res://scene/ground/ground.tscn" id="1_fusj3"]
 [ext_resource type="Script" uid="uid://ddrlpkqfabx6d" path="res://scene/ground/scene/c03/s08_囚室.gd" id="2_fusj3"]
 [ext_resource type="AudioStream" uid="uid://d0ef0felylt8d" path="res://asset/audio/sfx/环境音/第一章/氛围不受欢迎的存在.ogg" id="3_dovfj"]
 [ext_resource type="Script" uid="uid://rq6w1vuhuq1m" path="res://scene/entity/audio/sfx.gd" id="4_2jtaw"]
 [ext_resource type="Texture2D" uid="uid://c53e7kxlfj8kw" path="res://asset/art/scene/c03/s08_囚室/bg_囚室背景.png" id="4_fusj3"]
+[ext_resource type="AudioStream" uid="uid://bhaws2ungqaf5" path="res://asset/audio/sfx/交互/角色/sfx_哼歌.ogg" id="5_cvhc1"]
 [ext_resource type="Texture2D" uid="uid://dfsqs13fm7urb" path="res://asset/art/scene/c03/s08_囚室/fg_囚室前景.png" id="5_i2s3v"]
 [ext_resource type="PackedScene" uid="uid://dqkxiqbq83cmq" path="res://scene/entity/closeup.tscn" id="5_jua84"]
 [ext_resource type="PackedScene" uid="uid://61pis75a8fdq" path="res://scene/entity/portal.tscn" id="6_dovfj"]
@@ -156,6 +157,13 @@ mode = "场景背景音"
 "感应玩家操作" = false
 metadata/_custom_type_script = "uid://rq6w1vuhuq1m"
 
+[node name="Sfx小蝉哼歌" type="AudioStreamPlayer" parent="Ground/AnimationPlayer" index="1"]
+stream = ExtResource("5_cvhc1")
+volume_db = 20.0
+bus = &"game_sfx"
+script = ExtResource("4_2jtaw")
+metadata/_custom_type_script = "uid://rq6w1vuhuq1m"
+
 [node name="BGSprite2D" parent="Ground" index="2"]
 light_mask = 5
 position = Vector2(8, 0)
diff --git a/scene/ground/scene/c03/s09_棺材房.tscn b/scene/ground/scene/c03/s09_棺材房.tscn
index b70d7260..71a6d199 100644
--- a/scene/ground/scene/c03/s09_棺材房.tscn
+++ b/scene/ground/scene/c03/s09_棺材房.tscn
@@ -170,7 +170,7 @@ tracks/1/keys = {
 "times": PackedFloat32Array(0, 5.96667),
 "transitions": PackedFloat32Array(1, 1),
 "update": 0,
-"values": [Vector2(55, -100), Vector2(60, -100)]
+"values": [Vector2(80, -62), Vector2(80, -62)]
 }
 tracks/2/type = "value"
 tracks/2/imported = false
@@ -399,7 +399,7 @@ clip_1/stream = ExtResource("20_8k23x")
 clip_1/auto_advance = 0
 
 [node name="S09" type="Node2D"]
-metadata/_edit_horizontal_guides_ = [-627.0]
+metadata/_edit_horizontal_guides_ = [-627.0, -120.0]
 
 [node name="Ground" parent="." instance=ExtResource("1_8vqn6")]
 scene_name = "c03_s09"
@@ -544,6 +544,24 @@ bus = &"game_sfx"
 script = ExtResource("10_htuhx")
 metadata/_custom_type_script = "uid://wapo47a1oddf"
 
+[node name="ColorRectLeft" type="ColorRect" parent="Ground/DeployLayer" index="9"]
+z_index = 20
+offset_left = -18.0
+offset_top = -164.0
+offset_right = 52.0
+offset_bottom = 186.0
+mouse_filter = 2
+color = Color(0, 0, 0, 1)
+
+[node name="ColorRectRight" type="ColorRect" parent="Ground/DeployLayer" index="10"]
+z_index = 20
+offset_left = 512.0
+offset_top = -180.0
+offset_right = 582.0
+offset_bottom = 170.0
+mouse_filter = 2
+color = Color(0, 0, 0, 1)
+
 [node name="MainPlayer" parent="Ground" index="5"]
 position = Vector2(325, 98)
 catty_light_energy = 0.5
diff --git a/scene/ground/scene/c03/s12_胖子游戏3.gd b/scene/ground/scene/c03/s12_胖子游戏3.gd
index e26badeb..6ea913ee 100644
--- a/scene/ground/scene/c03/s12_胖子游戏3.gd
+++ b/scene/ground/scene/c03/s12_胖子游戏3.gd
@@ -100,6 +100,7 @@ func label_ambush3() -> void:
 
 
 func eat_meat() -> void:
+	$"Sfx小蝉哼歌".play()
 	final_label.show()
 	final_label.modulate.a = 0.0
 	final_meat_ambush.enabled = false
@@ -115,7 +116,7 @@ func eat_meat() -> void:
 	player.reparent_light(light_pivot)
 	play("eat_meat")
 	await animation_finished
-	# TODO 将 final_label 放置到 transition_layer
+	# 将 final_label 放置到 transition_layer
 	SceneManager.transition_with_layer(final_label, 2.0, 4.0)
 	await Util.wait(5.0)
 	# c03_meat_grinder: 0:初始化 1:已装转盘 2:胖子游戏结束 3:绞肉机演出 4:演出结束
diff --git a/scene/ground/scene/c03/s12_胖子游戏3.tscn b/scene/ground/scene/c03/s12_胖子游戏3.tscn
index 2cb0bfe0..af724012 100644
--- a/scene/ground/scene/c03/s12_胖子游戏3.tscn
+++ b/scene/ground/scene/c03/s12_胖子游戏3.tscn
@@ -1,9 +1,10 @@
-[gd_scene load_steps=23 format=3 uid="uid://cxabqg87g4vxc"]
+[gd_scene load_steps=24 format=3 uid="uid://cxabqg87g4vxc"]
 
 [ext_resource type="PackedScene" uid="uid://dayyx4jerj7io" path="res://scene/ground/ground.tscn" id="1_ly8ge"]
 [ext_resource type="Script" uid="uid://f4uampm47832" path="res://scene/ground/scene/c03/s12_胖子游戏3.gd" id="2_c01lu"]
 [ext_resource type="AudioStream" uid="uid://dvc2emnfcmabx" path="res://asset/audio/sfx/环境音/白噪音/白噪声楼道1.ogg" id="3_h404e"]
 [ext_resource type="Script" uid="uid://rq6w1vuhuq1m" path="res://scene/entity/audio/sfx.gd" id="4_fjio5"]
+[ext_resource type="AudioStream" uid="uid://bhaws2ungqaf5" path="res://asset/audio/sfx/交互/角色/sfx_哼歌.ogg" id="5_47wdn"]
 [ext_resource type="Texture2D" uid="uid://jimhy0dgkeoi" path="res://asset/art/gif/c03_胖子游戏/c03_胖子游戏第一段/地面.png" id="9_fjio5"]
 [ext_resource type="Texture2D" uid="uid://b22lmq2qtsmf1" path="res://asset/art/gif/c03_胖子游戏/c03_胖子游戏第一段/最后的背景 循环贴图.png" id="9_mr0pm"]
 [ext_resource type="Script" uid="uid://cphfob11f7atx" path="res://addons/property-inspector/pro_animation_sprite2d/pro_animated_sprite.gd" id="9_vyyx8"]
@@ -138,6 +139,13 @@ bus = &"game_sfx"
 script = ExtResource("4_fjio5")
 metadata/_custom_type_script = "uid://rq6w1vuhuq1m"
 
+[node name="Sfx小蝉哼歌" type="AudioStreamPlayer" parent="Ground/AnimationPlayer" index="2"]
+stream = ExtResource("5_47wdn")
+volume_db = 20.0
+bus = &"game_sfx"
+script = ExtResource("4_fjio5")
+metadata/_custom_type_script = "uid://rq6w1vuhuq1m"
+
 [node name="BGSprite2D" parent="Ground" index="2"]
 light_mask = 5
 position = Vector2(2797, 0)
diff --git a/scene/ground/script/c02/s00_煤油灯.gd b/scene/ground/script/c02/s00_煤油灯.gd
index 7c9d6f06..a4324f3f 100644
--- a/scene/ground/script/c02/s00_煤油灯.gd
+++ b/scene/ground/script/c02/s00_煤油灯.gd
@@ -99,6 +99,14 @@ func turn_on(gradually := true):
 	_check_sign_status()
 
 
+# 熄灭光线, 并且不可点燃
+func hold_off_light() -> void:
+	enabled = false
+	light_sprite2d.hide()
+	point_light.hide()
+	point_light_ground.hide()
+
+
 func _switch_gaslight(state := true, gradually := false):
 	var engrgy1 = gaslight_energy
 	var engrgy2 = gaslight_ground_energy