diff --git a/server/gameserver/incubator.cc b/server/gameserver/incubator.cc
index c267a444..c6cc59b8 100644
--- a/server/gameserver/incubator.cc
+++ b/server/gameserver/incubator.cc
@@ -539,3 +539,16 @@ void Incubator::ShowHand()
          &room->xtimer_attacher_);
     hold_humans_.clear();
 }
+
+void Incubator::Clear(int save_num)
+{
+    while (hold_humans_.size() > save_num) {
+        Human* hum = hold_humans_.at(0);
+        hum->BeKill(VP_Gas,
+                    TEXT("battle_server_killer_gas", "毒圈"),
+                    VW_Gas,
+                    VP_Gas,
+                    TEXT("battle_server_killer_gas", "毒圈"));
+        hold_humans_.erase(hold_humans_.begin());
+    }
+}
diff --git a/server/gameserver/incubator.h b/server/gameserver/incubator.h
index df57cdde..dce12013 100644
--- a/server/gameserver/incubator.h
+++ b/server/gameserver/incubator.h
@@ -19,6 +19,7 @@ class Incubator
     int GetPveLeftTime();
     void NextWave();
     void ShowHand();
+    void Clear(int save_num);
 
 private:
     bool CanSee(Human* hum, Human* exclude_hum);
diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index f21c31b7..4839ddca 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -3381,11 +3381,11 @@ void Room::GMFastForward()
         (
          [this] (Player* hum)
          {
-             glm::vec3 point = glm::vec3(GetGasData().new_area_meta->GetLastArea()->x1(),
+             glm::vec3 src_point = glm::vec3(GetGasData().new_area_meta->GetLastArea()->x1(),
                                          6.0f,
                                          GetGasData().new_area_meta->GetLastArea()->y1());
              {
-                 glm::vec3 center = hum->GetPos().ToGlmVec3();
+                 glm::vec3 center = src_point;
                  map_instance->Scale(center);
                  glm::vec3 point;
                  bool ok = false;
@@ -3402,6 +3402,18 @@ void Room::GMFastForward()
                  }
              }
          });
+    GetIncubator()->Clear(6);
+    for (auto& pair : human_hash_) {
+        if (pair.second->IsAndroid() &&
+            !a8::HasBitFlag(pair.second->status, CS_Disable)) {
+            Human* hum = pair.second;
+            hum->BeKill(VP_Gas,
+                        TEXT("battle_server_killer_gas", "毒圈"),
+                        VW_Gas,
+                        VP_Gas,
+                        TEXT("battle_server_killer_gas", "毒圈"));
+        }
+    }
     xtimer.SetTimeoutEx
         (
          1,