diff --git a/config/player_skill/hero01_long_flash.tres b/config/player_skill/hero01_long_flash.tres
index 6d9d9ae..577f2ac 100644
--- a/config/player_skill/hero01_long_flash.tres
+++ b/config/player_skill/hero01_long_flash.tres
@@ -15,6 +15,7 @@ action = "flash"
 name = ""
 skill_animation = ExtResource("2_bdxlh")
 attack_list = Array[Resource("res://script/config/attack_cfg.gd")]([])
+free_lock = true
 refresh_animation = false
 sprite_frams = ExtResource("2_uof6p")
 animation_name = "long_flash"
diff --git a/script/character/character.gd b/script/character/character.gd
index f4e5785..ee41d06 100644
--- a/script/character/character.gd
+++ b/script/character/character.gd
@@ -73,6 +73,7 @@ func height()->float:return status.height
 func view_pos()->Vector3:return position + view.position
 func ui_pos()->Vector3:return position + status.ui_offset
 func ui_pos_center()->Vector3:return position + status.ui_center_offset
+func target()->int:return status.target
 
 #==interface==
 func get_status(status_name:String):return status.get_status(status_name)
diff --git a/script/character/skill.gd b/script/character/skill.gd
index 65b4841..423ada1 100644
--- a/script/character/skill.gd
+++ b/script/character/skill.gd
@@ -1,6 +1,7 @@
 extends AnimationPlayer
 class_name Skill
 
+@onready var character = (get_owner() as Character)
 @onready var view = (%View as View)
 @onready var status = (%Status as Status)
 @onready var effect = (%Effect as Effect)
@@ -17,6 +18,10 @@ func cast_skill(cfg:SkillCfg,cast_dir:Vector2):
 	cancel_skill()
 	if cast_dir.length() == 0:
 		cast_dir = Vector2.RIGHT if status.is_right else Vector2.LEFT
+	if !cfg.free_lock and status.target:
+		var target = Global.character_mgr.get_character(status.target)
+		if target:
+			cast_dir = character.pos2D().direction_to(target.pos2D()).normalized()
 	
 	var animation_name = "animation_library/%s" % Util.get_resource_name(cfg)
 	if has_animation(animation_name):
diff --git a/script/config/skill_cfg.gd b/script/config/skill_cfg.gd
index aa1be6c..ee884cd 100644
--- a/script/config/skill_cfg.gd
+++ b/script/config/skill_cfg.gd
@@ -7,6 +7,7 @@ class_name SkillCfg
 @export var skill_animation : Animation
 @export var attack_list : Array[AttackCfg]
 @export var attack_particle : PackedScene
+@export var free_lock : bool
 
 @export var refresh_animation : bool :
 	get:return false
diff --git a/script/manager/character_manager.gd b/script/manager/character_manager.gd
index d24dd9e..08dd287 100644
--- a/script/manager/character_manager.gd
+++ b/script/manager/character_manager.gd
@@ -46,9 +46,13 @@ func create_character(cfg:CharacterCfg,team:Enum.ETeam,pos:Vector3):
 func destroy_character(id:int):
 	if not id in character_map:
 		return
-	var character = character_map[id] as Character
+	var character_destroy = character_map[id] as Character
+	character_destroy.queue_free()
 	character_map.erase(id)
-	character.queue_free()
+	for key in character_map:
+		var character = character_map[key] as Character
+		if character.target() == id:
+			character.set_target(0)
 
 func get_character(id:int) -> Character:
 	if id in character_map: