Something strange has happened to our world. Marcus and Scarlett fight to survive alone in a forest where day can sometimes be night, and what goes up. doesn't always come down. When a mysterious visitor falls from the sky, she has a mission they can choose to accept. Can the stranger be trusted? Will they survive? Can they solve the riddle of the forest and find out exactly what happened to break the world? And will Earth ever be put back together again? Two children's epic journey into the unknown.