The door stood slightly ajar. Sam approached it cautiously, looking for any signs of life. He pushed it open far enough to enter and crept into the lounge. It was obvious no one had been here for some time. Books lay open and crumbling, thick dust covering every surface. He wasn't surprised to find the place abandon, but he had hoped to find Bobby here, slouched over a book like normal. He turned to leave when a photograph caught his eye. Dean, Lisa and Ben – happy. He smiled, his sacrifice had saved more than the world. It had saved Dean.