diff --git a/server/gameserver/bullet.cc b/server/gameserver/bullet.cc
index b4a83c9..2723e50 100644
--- a/server/gameserver/bullet.cc
+++ b/server/gameserver/bullet.cc
@@ -10,6 +10,7 @@
 #include "android.ai.h"
 #include "app.h"
 #include "perfmonitor.h"
+#include "smoke_mitask.h"
 
 Bullet::Bullet():MoveableEntity()
 {
@@ -191,12 +192,49 @@ void Bullet::ProcBomb()
             //烟雾弹
             a8::Vec2 bomb_pos = GetPos();
             room->frame_event.AddSmoke(this, meta->i->id(), bomb_pos);
+            ProcSmokeBomb();
         }
         break;
     }
     room->RemoveObjectLater(this);
 }
 
+void Bullet::ProcSmokeBomb()
+{
+    MetaData::Buff* buff_meta = MetaMgr::Instance()->GetBuff(HUNLUAN_BUFFID);
+    if (buff_meta) {
+        SmokeMiTask* task = new SmokeMiTask();
+        task->room = room;
+        task->bomb_pos = GetPos();
+        task->buff_meta = buff_meta;
+        room->xtimer.AddRepeatTimerAndAttach
+            (SERVER_FRAME_RATE / 2,
+             a8::XParams()
+             .SetSender(task),
+             [] (const a8::XParams& param)
+             {
+                 SmokeMiTask* task = (SmokeMiTask*)param.sender.GetUserData();
+                 task->Check();
+             },
+             &task->timer_attacher.timer_list_);
+
+        room->xtimer.AddDeadLineTimerAndAttach
+            (SERVER_FRAME_RATE * MetaMgr::Instance()->GetSysParamAsInt("smoke_duration", 10),
+             a8::XParams()
+             .SetSender(task),
+             [] (const a8::XParams& param)
+             {
+             },
+             &room->timer_attacher.timer_list_,
+             [] (const a8::XParams& param)
+             {
+                 SmokeMiTask* task = (SmokeMiTask*)param.sender.GetUserData();
+                 delete task;
+             }
+             );
+    }
+}
+
 bool Bullet::IsBomb()
 {
     return
diff --git a/server/gameserver/bullet.h b/server/gameserver/bullet.h
index a922c59..c3605c7 100644
--- a/server/gameserver/bullet.h
+++ b/server/gameserver/bullet.h
@@ -40,6 +40,7 @@ protected:
 
     void OnHit(std::set<Entity*>& objects);
     void ProcBomb();
+    void ProcSmokeBomb();
     bool IsBomb();
     inline void MapServiceUpdate();
     float GetAtk();
diff --git a/server/gameserver/constant.h b/server/gameserver/constant.h
index a15e9ac..e2c8330 100755
--- a/server/gameserver/constant.h
+++ b/server/gameserver/constant.h
@@ -138,7 +138,8 @@ enum BuffEffectType_e
     kBET_CliEffect1 = 19, //僵尸被动光环减速（客户端表现用）
     kBET_CliEffect2 = 20, //僵尸被动光环毒物（客户端表现用）
     kBET_CliEffect3 = 21, //僵尸被动光环地震(客户端表现用)
-    kBET_CliEffect4 = 22, //被拖拽(客户端表现用)    
+    kBET_CliEffect4 = 22, //被拖拽(客户端表现用)
+    kBET_HunLuan = 23, //混乱,在烟雾弹中不自动瞄准
     kBET_End
 };
 
diff --git a/server/gameserver/microtask.cc b/server/gameserver/microtask.cc
new file mode 100644
index 0000000..b8b6737
--- /dev/null
+++ b/server/gameserver/microtask.cc
@@ -0,0 +1,3 @@
+#include "precompile.h"
+
+#include "microtask.h"
diff --git a/server/gameserver/microtask.h b/server/gameserver/microtask.h
new file mode 100644
index 0000000..71d0266
--- /dev/null
+++ b/server/gameserver/microtask.h
@@ -0,0 +1,7 @@
+#pragma once
+
+class MicroTask
+{
+ public:
+    a8::TimerAttacher timer_attacher;
+};
diff --git a/server/gameserver/smoke_mitask.cc b/server/gameserver/smoke_mitask.cc
new file mode 100644
index 0000000..d14a5b1
--- /dev/null
+++ b/server/gameserver/smoke_mitask.cc
@@ -0,0 +1,32 @@
+#include "precompile.h"
+
+#include "smoke_mitask.h"
+#include "room.h"
+#include "player.h"
+
+void SmokeMiTask::Check()
+{
+    {
+        std::list<Player*> deleted_hums;
+        for (auto& hum : player_set) {
+            if (bomb_pos.Distance(hum->GetPos()) > 0.0001) {
+                hum->RemoveBuffByEffectId(kBET_HunLuan);
+                deleted_hums.push_back(hum);
+            }
+        }
+        for (auto& hum : deleted_hums) {
+            player_set.erase(hum);
+        }
+    }
+    room->TouchPlayerList
+        (a8::XParams(),
+         [this] (Player* hum, a8::XParams&) -> bool
+         {
+             if (bomb_pos.Distance(hum->GetPos()) < 0.0001) {
+                 if (!hum->HasBuffEffect(kBET_HunLuan)) {
+                     hum->AddBuff(nullptr, buff_meta, 1, nullptr);
+                 }
+             }
+             return true;
+         });
+}
diff --git a/server/gameserver/smoke_mitask.h b/server/gameserver/smoke_mitask.h
new file mode 100644
index 0000000..c36dd0b
--- /dev/null
+++ b/server/gameserver/smoke_mitask.h
@@ -0,0 +1,22 @@
+#pragma once
+
+#include "microtask.h"
+
+const int HUNLUAN_BUFFID = 6001;
+namespace MetaData
+{
+    struct Buff;
+}
+
+class Room;
+class Player;
+class SmokeMiTask : public MicroTask
+{
+ public:
+    Room* room = nullptr;
+    a8::Vec2 bomb_pos;
+    std::set<Player*> player_set;
+    MetaData::Buff* buff_meta = nullptr;
+
+    void Check();
+};