When Dinah is fostered by the Hunters she thinks her biggest problem will be fitting in with her foster-brothers Lloyd & Harvey. However once she starts at her new school it's clear that there's more to worry about. All the children apart from a handful including Lloyd & Harvey are too well-behaved-robotic almost-and oddly keen to please the creepy headmaster. The three children set out to discover the nature of his influence over everyone.. .but then Dinah finds herself saying & doing things she has no power over. Soon they uncover the headmaster's wicked plan. Controlling the school is just a practice run. He has set his sights on dominating the entire nation! The children must foil him before he succeeds.. .but with Dinah under his spell they've got a challenge on their hands.