William afton, the infamous serial killer was at the abandoned Fredy fazbear pizzeria trying to steal something, he was tormented by the spirits of those childs he eliminated, he tried running and had the not so great idea to enter one of the abandoned suits, was it the rusty suit? Or was the dispair he had, whatever reason it happened, William ended up being squished up to death by the old suit, but he did not die, his soul ended up in the suit , forever being cursed with immortality, and his common phrase is: “I always come back!”