diff --git a/manager/event_manager/event_binder.gd b/manager/event_manager/event_binder.gd
index 3907f1eb..d3aa31f4 100644
--- a/manager/event_manager/event_binder.gd
+++ b/manager/event_manager/event_binder.gd
@@ -16,7 +16,7 @@ class_name EventBinder extends Node
 @export_range(0, 10000, 1) var trigger_stage := 1
 @export var trigger_set_stage_if_greater := true
 
-var _local_enable_event_stage := 0
+var _local_updater_event_stage := 0
 
 
 func _ready() -> void:
@@ -27,8 +27,8 @@ func _ready() -> void:
 		if not parent:
 			printerr("[EventBinder] bind_enable is true but parent is null. path: %s" % get_path())
 			return
-		_local_enable_event_stage = EventManager.get_stage(updater_event)
-		_update_binding_state(_local_enable_event_stage)
+		_local_updater_event_stage = EventManager.get_stage(updater_event)
+		_update_binding_state(_local_updater_event_stage)
 		EventManager.stage_updated.connect(_on_global_stage_updated)
 	if not trigger_event.is_empty():
 		# connect trigger_mode signal
@@ -56,7 +56,7 @@ func _on_happened() -> void:
 
 func _on_global_stage_updated(e: StringName, s: int):
 	if e == updater_event:
-		_local_enable_event_stage = s
+		_local_updater_event_stage = s
 		_update_binding_state(s)
 
 
@@ -80,13 +80,18 @@ func _update_binding_state(stage: int):
 
 func _toggle_parent_visibility_with_ease(parent, show: bool):
 	if parent is CanvasItem:
-		parent.visible = true
-		parent.modulate.a = 0.0 if show else 1.0
-		var target_a = 1.0 if show else 0.0
-		var tween = create_tween()
-		tween.tween_property(parent, "modulate:a", target_a, updater_ease_duration)
-		if not show:
-			tween.tween_callback(parent.hide)
+		if updater_ease_duration > 0.0:
+			if show:
+				parent.show()
+			var original_a = parent.modulate.a
+			var target_a = 1.0 if show else 0.0
+			var tween = create_tween()
+			tween.tween_property(parent, "modulate:a", target_a, updater_ease_duration)
+			if not show:
+				tween.tween_callback(parent.hide)
+				tween.tween_callback(func(): parent.modulate.a = original_a)
+		else:
+			parent.visible = show
 
 
 func _auto_detect_mode():