A stunning and heartbreaking new novel from Jamila Gavin, the bestselling and award-winning author of Coram Boy and The Wheel of Surya."A truly exceptional novel” — The Bookseller Children’s Book of the MonthBased on the true story of Indian WWI gunner and recipient of the Victoria Cross, Khudadad Khan. The story is told from four perspectives: Lotte, a Belgian farmgirl whose village is the flashpoint for a battle; Ernst, a German teenage cavalry soldier whose grandiose dreams of war lie in tatters; Khudadad Khan, the gunner fighting with the British Army; and the walnut tree that shelters them all.