diff --git a/TdGame/TdGame/TdGame.vcxproj b/TdGame/TdGame/TdGame.vcxproj
index f1fe6d0..2a5a57f 100644
--- a/TdGame/TdGame/TdGame.vcxproj
+++ b/TdGame/TdGame/TdGame.vcxproj
@@ -139,10 +139,12 @@
     <ClInclude Include="animation.h" />
     <ClInclude Include="config_manager.h" />
     <ClInclude Include="enemy.h" />
+    <ClInclude Include="enemy_manager.h" />
     <ClInclude Include="enemy_type.h" />
     <ClInclude Include="game_manager.h" />
     <ClInclude Include="goblin_enemy.h" />
     <ClInclude Include="goblin_priest_enemy.h" />
+    <ClInclude Include="home_manager.h" />
     <ClInclude Include="king_slime_enemy.h" />
     <ClInclude Include="manager.h" />
     <ClInclude Include="map.h" />
diff --git a/TdGame/TdGame/TdGame.vcxproj.filters b/TdGame/TdGame/TdGame.vcxproj.filters
index 88d2d04..0b1d276 100644
--- a/TdGame/TdGame/TdGame.vcxproj.filters
+++ b/TdGame/TdGame/TdGame.vcxproj.filters
@@ -86,5 +86,11 @@
     <ClInclude Include="skeleton_enemy.h">
       <Filter>头文件\enemy</Filter>
     </ClInclude>
+    <ClInclude Include="enemy_manager.h">
+      <Filter>头文件\manager</Filter>
+    </ClInclude>
+    <ClInclude Include="home_manager.h">
+      <Filter>头文件\manager</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/TdGame/TdGame/enemy.h b/TdGame/TdGame/enemy.h
index 69b19a0..870e2d0 100644
--- a/TdGame/TdGame/enemy.h
+++ b/TdGame/TdGame/enemy.h
@@ -205,7 +205,7 @@ public:
 	}
 
 	//ÊÇ·ñ¿ÉÒÔÒƳýenemy
-	bool can_move()
+	bool can_remove() const
 	{
 		return !is_valid;
 	}
diff --git a/TdGame/TdGame/enemy_manager.h b/TdGame/TdGame/enemy_manager.h
new file mode 100644
index 0000000..8726050
--- /dev/null
+++ b/TdGame/TdGame/enemy_manager.h
@@ -0,0 +1,100 @@
+#pragma once
+#ifndef _ENEMY_MANAGER_H
+#define _ENEMY_MANAGER_H
+
+#include "enemy.h"
+#include "manager.h"
+#include "config_manager.h"
+#include "Vector2.h"
+#include "home_manager.h"
+
+#include <vector>
+#include <SDL.h>
+
+
+class EnemyManager: public Manager<EnemyManager>
+{
+	friend class Manager<EnemyManager>;
+
+public:
+	typedef std::vector<Enemy*> EnemyList;
+
+public:
+	//¹ÜÀíÆ÷Ö´ÐÐÈÝÆ÷ÿ¸ö¶ÔÏóµÄÂß¼­
+	void on_update(double delta)
+	{
+		for (Enemy* enemy : enemy_list)
+			enemy->on_update(delta);
+
+		process_home_collision();
+		process_bullet_collision();
+		
+		remove_invalid_enemy();
+	}
+
+	void on_render(SDL_Renderer* renderer)
+	{
+		for (Enemy* enemy : enemy_list)
+			enemy->on_render(renderer);
+	}
+
+protected:
+	EnemyManager() = default;
+	~EnemyManager()
+	{
+		for (Enemy* enemy : enemy_list)
+			delete enemy;
+	}
+
+private:
+	EnemyList enemy_list;
+
+private:
+	//·¿ÎÝÅöײ¼ì²â
+	void process_home_collision()
+	{
+		//»ñÈ¡·¿ÎÝÊÀ½ç×ø±ê
+		static const SDL_Point& idx_home = ConfigManager::instance()->map.get_idx_home();
+		static const SDL_Rect& rect_tile_map = ConfigManager::instance()->rect_tile_map;
+		static const Vector2 position_home_tile =
+		{
+			(double)rect_tile_map.x + idx_home.x * SIZE_TILE,
+			(double)rect_tile_map.y + idx_home.y * SIZE_TILE
+		};
+
+		for (Enemy* enemy : enemy_list)
+		{
+			if (enemy->can_remove())continue;
+
+			const Vector2& position = enemy->get_position();
+			if (position.x >= position_home_tile.x
+				&& position.y >= position_home_tile.y
+				&& position.x <= position_home_tile.x + SIZE_TILE
+				&& position.y <= position_home_tile.y + SIZE_TILE)
+			{
+				enemy->make_invalid();
+
+				HomeManager::instance()->decrease_hp(enemy->get_damage());
+
+			}
+		}
+	}
+	//×Óµ¯Åöײ¼ì²â
+	void process_bullet_collision()
+	{
+
+	}
+	//ÒƳýÎÞЧµÐÈË
+	void remove_invalid_enemy()
+	{
+		enemy_list.erase(std::remove_if(enemy_list.begin(), enemy_list.end(),
+			[](const Enemy* enemy)
+			{
+				bool deletable = enemy->can_remove();
+				if (deletable) delete(enemy);
+				return deletable;
+			}), enemy_list.end());
+	}
+};
+
+#endif // !_ENEMY_MANAGER_H
diff --git a/TdGame/TdGame/home_manager.h b/TdGame/TdGame/home_manager.h
new file mode 100644
index 0000000..4d789aa
--- /dev/null
+++ b/TdGame/TdGame/home_manager.h
@@ -0,0 +1,51 @@
+#pragma once
+#ifndef _HOME_MANAGER_H_
+#define _HOME_MANAGER_H_
+
+#include "manager.h"
+#include"config_manager.h"
+#include "resources_manager.h"
+
+
+class HomeManager:public Manager<HomeManager>
+{
+	friend class Manager<HomeManager>;
+
+public:
+	double get_current_hp()
+	{
+		return num_hp;
+	}
+	
+	void decrease_hp(double val)
+	{
+		num_hp -= val;
+
+		if (num_hp < 0)
+			num_hp = 0;
+
+		static const ResourcesManager::SoundPool& sound_pool
+			= ResourcesManager::instance()->get_sound_pool();
+
+		/*
+			param1 channel
+			param2 mix_chunk
+			param3 loop 0Êǵ¥´Î
+		*/
+		Mix_PlayChannel(-1, sound_pool.find(ResID::Sound_HomeHurt)->second, 0);
+	}
+	
+protected:
+	HomeManager()
+	{
+		num_hp = ConfigManager::instance()->num_initial_hp;
+	}
+	~HomeManager() = default;
+
+private: 
+	double num_hp = 0;
+
+};
+
+
+#endif // !_HOME_MANAGER_H_