The Hunter family have moved house & can finally forget all about their encounters with the Demon Headmaster or can they? Just as they start to relax Dinah Lloyd & Harvey notice that the villagers are all speaking the same robotic phrases This can only mean one thing the Demon Headmaster is back & this time he's planning a terrifying experiment Great fun & a little bit frightening Gillian Cross's Demon Headmaster books still hold readers under their hypnotic spell Fast-paced & full of adventure they're impossible to resist!