The collective strengths of Peter, Dr. Hook, Antibus and Sally Druse uncover the real answers to Kingdom Hospital's horrifying history and forever alter it's future. A séance held by Sally Druse sends Dr. Hook and Peter back to the Old Kingdom. When they finally return with answers to buried secrets of the Gates Falls Mill fire, Mary's trapped spirit is freed and the future of Kingdom Hospital is altered forever. Meanwhile, when a vengeful Dr. Stegman finally catches up with the real Johnny B. Goode and Antibus, his most terrifying visions of The Old Kingdom are realized.