The conclusion to the epic story that began with The Beast Player. Elin is a Beast doctor, caring for the beautiful, fearsome animals that have protected the land of Lyoza for generations. But Elin dreams of a world where no Beast is forced to fight for humans. Then, suddenly, a new terrifying threat emerges. A foreign country raises a Toda army of its own and invades Elin's cherished homeland. As battle rages, and the enemy advances, the fate of Lyoza and all its people hangs in the balance. Will Elin lead her Beasts into battle to rescue everyone she loves?