An exhilarating, awe-inspiring debut from a master storyteller writing for children for the first time, perfect for fans of Katherine Rundell, Eva Ibbotson and His Dark Materials. Shortlisted for the Waterstones Children's Book Prize. "A new and important voice for young people." Michael Morpurgo"Dazzling! An instant classic.An eye-wateringly funny and jaw-droppingly fantastical adventure, chock-a-block with rare books, airships, and penguin-shaped hats." Ben Miller"A wonderful story. Gripping and magical." Anthony HorowitzWhen Rachel and Robert are passed a stolen book by their librarian father, they have to go on the run and protect it at all costs.With their father captured and everyone hunting for the Book, they must uncover its secrets and track down the final, missing page. But the cruel and calculating Charles Malstain is on their trail. When the children discover the astonishing, magical truth about the Book, they resolve to do everything in their power to stop it falling into