'It has the feel of something quite big and satisfying... Muchamore's voice is fresh and direct." (Daily Telegraph 20090207) Muchamore's plain, punchy, often funny style... is highly effective... This clever, tense novel is a great way of getting bored boys interested in history. (Amanda Craig, The Times 20090228) This book was un-put-downable. It gripped me from start to finish, and was just as good as the CHERUB series, if not better! (Aaron, 14, First News 20090220) 'Gripping and compelling"