gmc-jam-7/objects/obj_player/Collision_obj_enemybullet_D.gml

if global.ldmode = 0
   {
   exit;
   }
else
   {
   lives -= 1
   if lives < 0
      {
      keyboard_key_press(vk_escape)
      }
   with (other)
      {
      instance_destroy()
      }
   }