@Override
 public void onExit() {
   super.onExit();
   if (_effected.isNpc()) ((NpcInstance) _effected).setUnAggred(false);
 }
 @Override
 public void onStart() {
   super.onStart();
   if (_effected.isNpc()) ((NpcInstance) _effected).setUnAggred(true);
 }