This is book 34: The Prophecy (Book 34 in the Animorphs series) (1999) A novel by Katherine A Applegate Cassie's losing her mind. But she's gaining the mind of another. Aldrea - daughter of Seerow, Andalite Prince. Aldrea's persona, her memory, and a valuable bit of information now belong to Cassie. Jamie in Michigan Currently reading: Berlin - Pierre Frei Free Shipping @ Joann.com! ($35 order minimum) Use promo code MAYFSA735