Spiderwick Chronicles coauthor DiTerlizzi introduces twelve year-old Eva Nine, who lives centuries in the future and is trying to discover whether she is the last human being on an alien world, in this series launch. After a hunter forces her out of Sanctuary--where she's been raised by a robot, Muthr--she finds a hostile world like nothing she has learned about or trained for. She makes friends, including a wanderer named Rovender and a telepathic "water horse" she calls Otto, but also finds unexpected enemies.  Ages ten and up.