4K UHD - A couple of middle-school kids decide to explore the creepy, abandoned house of author R.L. Stine. Inside the dilapidated house, they discover a secret room with a mysterious box. Inside the box is a locked manuscript with the title "Haunted Halloween." Conveniently, the key to the lock is in the box, so the kids open the book. Slappy the Dummy appears and begins turning the town into a real-life Goosebumps book. Slappy uses his magic powers to bring Halloween decorations to life and unleashes scary monsters. In order to save the town, the kids must find a way to trap Slappy and return the monsters to the book.