Goosebumps 2: Haunted Halloween (2018) follows two young friends, Sonny and Sam, who discover a mysterious book in a spooky house. Unbeknownst to them, the book is linked to R.L. Stine’s world of monsters and magic. As they start reading from it, they inadvertently release a series of Halloween-themed creatures, including the evil ventriloquist dummy Slappy, who has his own malicious plans. The boys must band together to stop the chaos caused by the creatures before Halloween night turns into a complete disaster.

With the help of Sonny’s older sister, Sarah, the kids work to trap the monsters back into the book. As Slappy tries to take control, creating havoc in their town, the group must confront their fears and fight back against the eerie creatures to restore order. The film combines elements of horror and comedy, creating an exciting and spooky adventure for younger audiences, while still providing a sense of nostalgia for fans of the original Goosebumps series.