In his childhood, Jacob liked to listen to his granddads stories about mysterious hood where fantastic children live: twins that are able to communicate without saying a word; girl that can hold open fire in her hands invisible boy, girl whose legs do not touch the ground. He has been always thinking these stories were fairy tales. However, after grandfather's death Jacob receives a mysterious invitation to the isle of his grandfather's child years. Performing a journey, Jacob finds out that this hood is Miss Peregrine's home for peculiar children, where heroes of his grandfather stories live.