diff --git a/src/classes/action.py b/src/classes/action.py
index 9607630..c0bb3b0 100644
--- a/src/classes/action.py
+++ b/src/classes/action.py
@@ -33,7 +33,10 @@ def long_action(step_month: int):
             """
             if self.start_monthstamp is None:
                 return False
-            return (self.world.month_stamp - self.start_monthstamp) >= self.step_month
+            # 修正逻辑：使用 >= step_month - 1 而不是 >= step_month
+            # 这样1个月的动作在第1个月完成（时间差0 >= 0），10个月的动作在第10个月完成（时间差9 >= 9）
+            # 避免了原来多执行一个月的bug
+            return (self.world.month_stamp - self.start_monthstamp) >= self.step_month - 1
         
         # 只添加 is_finished 方法
         cls.is_finished = is_finished
@@ -241,9 +244,7 @@ class Breakthrough(DefineAction, ActualActionMixin):
         """
         突破境界
         """
-        # assert self.avatar.cultivation_progress.can_break_through()   
-        if not self.avatar.cultivation_progress.can_break_through():
-            print(f"警告，{self.avatar.name} 无法突破境界，其level为 {self.avatar.cultivation_progress.level}，无法突破")
+        assert self.avatar.cultivation_progress.can_break_through()   
         success_rate = self.calc_success_rate()
         if random.random() < success_rate:
             self.avatar.cultivation_progress.break_through()
diff --git a/src/classes/cultivation.py b/src/classes/cultivation.py
index d90427c..16fd4f0 100644
--- a/src/classes/cultivation.py
+++ b/src/classes/cultivation.py
@@ -115,7 +115,7 @@ class CultivationProgress:
         self.exp += exp_amount
         
         # 检查是否可以升级
-        while self.can_level_up():
+        if self.is_level_up():
             required_exp = self.get_exp_required()
             self.exp -= required_exp
             self.level += 1
@@ -140,12 +140,19 @@ class CultivationProgress:
         """
         return self.level in level_to_break_through.keys()
 
-    def can_level_up(self) -> bool:
+    def can_cultivate(self) -> bool:
         """
-        检查是否可以升级
-        可以突破，说明到顶了，说明不能升级。
+        检查是否可以修炼
+        可以突破，说明到顶了，说明不能修炼了，必须突破后才能正常修炼。
         """
         return not self.can_break_through()
 
+    def is_level_up(self) -> bool:
+        """
+        检查是否可以进入下一级
+        """
+        exp_required = self.get_exp_required()
+        return self.exp >= exp_required
+
     def __str__(self) -> str:
         return f"{self.realm.value}{self.stage.value}({self.level}级)。可以突破：{self.can_break_through()}"
\ No newline at end of file
diff --git a/src/front/front.py b/src/front/front.py
index 68bd10d..4d68e7f 100644
--- a/src/front/front.py
+++ b/src/front/front.py
@@ -151,12 +151,12 @@ class Front:
         hovered_region = self._draw_region_labels()
         hovered_avatar = self._draw_avatars_and_pick_hover()
         
-        # 显示tooltip
-        if hovered_region is not None:
+        # 显示tooltip (人物优先级高于region)
+        if hovered_avatar is not None:
+            self._draw_tooltip_for_avatar(hovered_avatar)
+        elif hovered_region is not None:
             mouse_x, mouse_y = pygame.mouse.get_pos()
             self._draw_tooltip_for_region(hovered_region, mouse_x, mouse_y)
-        elif hovered_avatar is not None:
-            self._draw_tooltip_for_avatar(hovered_avatar)
 
         # 状态信息
         self._draw_status_bar()
@@ -481,8 +481,8 @@ class Front:
                     image_path = os.path.join(male_dir, filename)
                     try:
                         image = pygame.image.load(image_path)
-                        # 调整头像大小，减小20%
-                        avatar_size = max(26, int(self.tile_size * 4 // 3 * 0.8))
+                        # 调整头像大小，减小20%后再放大1.2倍
+                        avatar_size = max(26, int(self.tile_size * 4 // 3))
                         scaled_image = pygame.transform.scale(image, (avatar_size, avatar_size))
                         self.male_avatars.append(scaled_image)
                     except pygame.error:
@@ -497,8 +497,8 @@ class Front:
                     image_path = os.path.join(female_dir, filename)
                     try:
                         image = pygame.image.load(image_path)
-                        # 调整头像大小，减小20%
-                        avatar_size = max(26, int(self.tile_size * 4 // 3 * 0.8))
+                        # 调整头像大小，减小20%后再放大1.2倍
+                        avatar_size = max(26, int(self.tile_size * 4 // 3 * 0.8 * 1.2))
                         scaled_image = pygame.transform.scale(image, (avatar_size, avatar_size))
                         self.female_avatars.append(scaled_image)
                     except pygame.error:
diff --git a/src/sim/simulator.py b/src/sim/simulator.py
index 6b0d97d..b113c57 100644
--- a/src/sim/simulator.py
+++ b/src/sim/simulator.py
@@ -11,7 +11,7 @@ class Simulator:
     def __init__(self, world: World):
         self.avatars = {} # dict of str -> Avatar
         self.world = world
-        self.brith_rate = 0.01
+        self.brith_rate = 0 # 0表示不出生新角色
 
     def step(self):
         """