One year after the supernatural nightmare at Freddy Fazbear's Pizza, a shocking new chapter of terror begins when former security guard Mike's sister, Abby, sneaks out in search of her animatronic friends: Freddy, Bonnie, Chica, and Foxy. As terrifying events begin to unfold, dark secrets about the true origin of Freddy's are revealed, unleashing a long-forgotten horror hidden away for decades.