The Prophecy (Animorphs #34)
By K.A .Applegate.
Description
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. - from Amzon
ISBN(s)
0439070341, 0439145961, 9780439070348, 9780439145961