Grey Valley Become a Patron The twins Alice and Lisa are to spend the holidays with their grandma, deep in the countryside. Their summer is shaping up to be a boring one, if not for the uninvited guest inside their house. When the girls meet the dashing devil who claims to know their grandpa, their world turns upside down. There is a monster in the woods and other devils who call Grey Valley their home. Can they solve the mystery of their grandpa’s disappearance ten years ago? And how is he involved in all this devilry?

• Fantasy