Elli and Her Monster Team

When Elli's (Sophie Nélisse) Uncle Chamberlain (Terrence Scammell) is taken from their mansion by drones who want to eliminate monsters from the world, she goes searching for him. Elli knocks on the door of a Ghost Train in an amusement park, where she meets the eccentric residents who are hiding attention from the "outsideworld."

They must team up on a crazy quest to save all her uncle and the other monsters who have been kidnapped, and find her chance to finally have a family of her own.