Ellie is a twelve-year-old orphan who desperately wants a family. She just doesn't expect to find one when she joins the crew of the Legend, a flying ship in a secret rescue fleet. On board, she meets a boy with a pet tarantula, a bully with eyes like mirrors, and a librarian who can read eighteen languages. Unexpectedly, Ellie also discovers a powerful gift that only she can wield. But when the Legend is called to a dangerous rescue mission, Ellie risks losing everyone she loves. Will her mysterious gift be enough to save her and her friends from a deadly enemy bent on destroying their world?