'It has the feel of something quite big and satisfying... Muchamore's voice is fresh and direct." (Daily Telegraph ) 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 ) 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 ) 'Gripping and compelling"