Simon Thorn only recently discovered that he's an Animalgam--one of a secret race who can shift into animals. Now, for the first time in his life Simon has real friends to train and study with at the secret Animalgam academy hidden under the Central Park Zoo. But danger awaits just around the corner. Simon's evil grandfather, Orion, has abducted Simon's mother, and he's using her to locate the pieces of a terrible weapon that could destroy the entire...