From the bestselling author of Horrible Histories, named 'the outstanding children's non-fiction author of the 20th century' by Books For Keeps _______________ This brand new, thrilling adventure from Terry Deary brings the closing days of the First World War to life. Perfect for fans of Michael Morpurgo and John Boyne. It's 1918 and the Great War is entering its final phase. In northern France, young Aimee has just found out that her mother is part of a spy network working with the British. After reluctantly befriending Marius, a German boy who has been left behind by his countrymen, she must try to help him get back behind German lines while evading a traitor she has helped to discover.