A dark and powerful story of conflict, betrayal and magic from award-winning author Marcus Sedgwick.Shortlisted for the Guardian Children's Fiction Prize, Carnegie Medal and Blue Peter Book Award.A boy destined to lead his clan. A girl raised by wolves. A stranger with a sealed box. One small community living in dread of the coming of the legendary warrior tribe, the Dark Horse . . . A rich and powerful novel, set on a rocky northern coast in a bewitching, distant time.