diff --git a/src/classes/avatar.py b/src/classes/avatar.py
index 3d162ab..f759da9 100644
--- a/src/classes/avatar.py
+++ b/src/classes/avatar.py
@@ -1,10 +1,11 @@
 import random
+import uuid
 from dataclasses import dataclass, field
 from enum import Enum
 from typing import Optional
 
 from src.classes.calendar import Month, Year
-from src.classes.action import Action
+from src.classes.action import Action, Move, Cultivate
 from src.classes.world import World
 from src.classes.tile import Tile
 from src.classes.cultivation import CultivationProgress, Realm
@@ -32,7 +33,7 @@ class Avatar:
     """
     world: World
     name: str
-    id: int
+    id: str
     birth_month: Month
     birth_year: Year
     age: Age
@@ -44,6 +45,19 @@ class Avatar:
     actions: dict[str, Action] = field(default_factory=dict)
     root: Root = field(default_factory=lambda: random.choice(list(Root)))
 
+    def __post_init__(self):
+        """
+        在Avatar创建后自动绑定基础动作
+        """
+        self._bind_basic_actions()
+
+    def _bind_basic_actions(self):
+        """
+        绑定基础动作，如移动等
+        """
+        self.bind_action(Move)
+        self.bind_action(Cultivate)
+
 
     def bind_action(self, action_class: type[Action]):
         """
@@ -120,4 +134,32 @@ class Avatar:
             "is_elderly": self.age.is_elderly(),
             "death_probability": round(death_probability, 4),
             "realm": self.cultivation_progress.realm.value
-        }
\ No newline at end of file
+        }
+
+def get_new_avatar_from_ordinary(world: World, current_year: Year, name: str, age: Age):
+    """
+    从凡人中来的新修士
+    这代表其境界为最低
+    """
+    # 利用uuid功能生成id
+    avatar_id = str(uuid.uuid4())
+
+    birth_year = current_year - age.age
+    birth_month = random.choice(list(Month))
+    cultivation_progress = CultivationProgress(0)
+    pos_x = random.randint(0, 100)
+    pos_y = random.randint(0, 100)
+    gender = random.choice(list(Gender))
+
+    return Avatar(
+        world=world,
+        name=name,
+        id=avatar_id,
+        birth_month=birth_month,
+        birth_year=birth_year,
+        age=age,
+        gender=gender,
+        cultivation_progress=cultivation_progress,
+        pos_x=pos_x,
+        pos_y=pos_y,
+    )
\ No newline at end of file
diff --git a/src/front/front.py b/src/front/front.py
index 5fb4d3e..40d4cf9 100644
--- a/src/front/front.py
+++ b/src/front/front.py
@@ -26,7 +26,6 @@ class Front:
 
     def __init__(
         self,
-        world: World,
         simulator: Simulator,
         *,
         tile_size: int = 32,
@@ -36,7 +35,7 @@ class Front:
         font_path: Optional[str] = None,
         sidebar_width: int = 300,  # 新增：侧边栏宽度
     ):
-        self.world = world
+        self.world = simulator.world
         self.simulator = simulator
         self.tile_size = tile_size
         self.margin = margin
@@ -57,8 +56,8 @@ class Front:
         pygame.font.init()
 
         # 计算窗口大小（包含侧边栏）
-        width_px = world.map.width * tile_size + margin * 2 + sidebar_width
-        height_px = world.map.height * tile_size + margin * 2
+        width_px = self.world.map.width * tile_size + margin * 2 + sidebar_width
+        height_px = self.world.map.height * tile_size + margin * 2
         self.screen = pygame.display.set_mode((width_px, height_px))
         pygame.display.set_caption(window_title)
 
diff --git a/src/sim/simulator.py b/src/sim/simulator.py
index 409cb1b..badcae2 100644
--- a/src/sim/simulator.py
+++ b/src/sim/simulator.py
@@ -1,12 +1,19 @@
+import random
+
 from src.classes.calendar import Month, Year, next_month
-from src.classes.avatar import Avatar
+from src.classes.avatar import Avatar, get_new_avatar_from_ordinary
+from src.classes.age import Age
+from src.classes.avatar import Gender
+from src.classes.world import World
 from src.sim.event import Event
 
 class Simulator:
-    def __init__(self):
-        self.avatars = {} # dict of int -> Avatar
+    def __init__(self, world: World):
+        self.avatars = {} # dict of str -> Avatar
         self.year = Year(1)
         self.month = Month.JANUARY
+        self.world = world
+        self.brith_rate = 0.01
 
     def step(self):
         """
@@ -17,7 +24,7 @@ class Simulator:
         再去结算单个角色的事件。
         """
         events = [] # list of Event
-        death_avatar_ids = [] # list of int
+        death_avatar_ids = [] # list of str
 
         # 结算角色行为
         for avatar_id, avatar in self.avatars.items():
@@ -28,9 +35,19 @@ class Simulator:
                 events.append(event)
             avatar.update_age(self.month, self.year)
         
+        # 删除死亡的角色
         for avatar_id in death_avatar_ids:
             self.avatars.pop(avatar_id)
 
+        # 新角色
+        if random.random() < self.brith_rate:
+            name = f"无名"
+            age = random.randint(16, 60)
+            new_avatar = get_new_avatar_from_ordinary(self.world, self.year, name, Age(age))
+            self.avatars[new_avatar.id] = new_avatar
+            event = Event(self.year, self.month, f"{new_avatar.name}晋升为修士了。")
+            events.append(event)
+
         # 最后结算年月
         self.month, self.year = next_month(self.month, self.year)
 
diff --git a/tests/run_front.py b/tests/run_front.py
index fe037a4..c147ed3 100644
--- a/tests/run_front.py
+++ b/tests/run_front.py
@@ -1,6 +1,7 @@
 import os
 import sys
 import random
+import uuid
 from typing import List, Tuple, Dict, Any
 
 # 将项目根目录加入 Python 路径，确保可以导入 `src` 包
@@ -710,8 +711,8 @@ def random_gender() -> Gender:
     return Gender.MALE if random.random() < 0.5 else Gender.FEMALE
 
 
-def make_avatars(world: World, count: int = 12, current_year: Year = Year(100)) -> dict[int, Avatar]:
-    avatars: dict[int, Avatar] = {}
+def make_avatars(world: World, count: int = 12, current_year: Year = Year(100)) -> dict[str, Avatar]:
+    avatars: dict[str, Avatar] = {}
     width, height = world.map.width, world.map.height
     for i in range(count):
         name = f"NPC{i+1:03d}"
@@ -742,7 +743,7 @@ def make_avatars(world: World, count: int = 12, current_year: Year = Year(100))
         avatar = Avatar(
             world=world,
             name=name,
-            id=i + 1,
+            id=str(uuid.uuid4()),
             birth_month=birth_month,
             birth_year=birth_year,
             age=age,
@@ -753,8 +754,7 @@ def make_avatars(world: World, count: int = 12, current_year: Year = Year(100))
             root=random.choice(list(Root)),  # 随机选择灵根
         )
         avatar.tile = world.map.get_tile(x, y)
-        avatar.bind_action(Move)
-        avatars[i] = avatar
+        avatars[avatar.id] = avatar
     return avatars
 
 
@@ -767,7 +767,7 @@ def main():
     world = World(map=game_map)
 
     # 设置模拟器从第100年开始
-    sim = Simulator()
+    sim = Simulator(world)
     sim.year = Year(100)  # 设置初始年份为100年
     sim.month = Month.JANUARY  # 设置初始月份为1月
     
@@ -775,7 +775,6 @@ def main():
     sim.avatars.update(make_avatars(world, count=14, current_year=sim.year))
 
     front = Front(
-        world=world,
         simulator=sim,
         tile_size=24,  # 稍微减小tile大小以适应更大的地图
         margin=8,
diff --git a/tests/test_basic.py b/tests/test_basic.py
index bfc8887..8bb93d4 100644
--- a/tests/test_basic.py
+++ b/tests/test_basic.py
@@ -1,7 +1,9 @@
+import uuid
 from src.classes.avatar import Avatar, Gender
 from src.classes.calendar import Month, Year
 from src.classes.world import World 
 from src.classes.tile import Map, TileType
+from src.classes.age import Age
 
 def test_basic():
     """
@@ -17,10 +19,10 @@ def test_basic():
     avatar = Avatar(
         world=world,
         name="John Doe",
-        id=1,
+        id=str(uuid.uuid4()),
         birth_month=Month.JANUARY,
         birth_year=Year(2000),
-        age=20,
+        age=Age(20),
         gender=Gender.MALE
     )
 
diff --git a/tests/test_simulator.py b/tests/test_simulator.py
index aa5bbb9..75db76e 100644
--- a/tests/test_simulator.py
+++ b/tests/test_simulator.py
@@ -33,8 +33,6 @@ def test_simulator_step_moves_avatar_and_sets_tile():
         pos_y=1,
     )
 
-    # 绑定移动动作
-    avatar.bind_action(Move)
 
     sim = Simulator()
     sim.avatars.append(avatar)