A tale of fun and friendship from former Children's Laureate and author of War Horse, Michael Morpurgo. Harry heard the key turn in the lock. He had already made up his mind to run. Harry is in trouble at school, and doesn't like his stepfather or the new baby. Then he befriends Ocky, a chimpanzee from the circus. Ocky's owner won't mind if Harry borrows her for a bit, will he? But then Harry's stepfather and the police find out. Harry and the chimp are soon on the run! A gripping and poignant animal adventure from the master storyteller of An Eagle in the Snow, Listen to the Moon, Shadow, and An Elephant in the Garden. Michael Morpurgo has written more than a hundred books and won the Whitbread Award, the Smarties Award, the Circle of Gold Award, the Children's Book Award and has been short-listed for the Carnegie Medal four times.