the slightest movement or pressure on his leg was agony and he knew he was in for a very long haul until someone came after them . red and blue lights swirled around and around far above my head . `` yep , '' he teases and then he 's gone , leaving the door open behind him . the only thing that kept them going was the words of encouragement they gave each other ; and of course the fact that they would have to fight in order to survive . 