Soren"s beloved mentor, Ezylryb, is finally back at the Great Ga"Hoole Tree. But all is not well. There"s a war between good and evil in the owl kingdom. On one side is a group led by Soren"s fearsome brother, Kludd, who wears a terrifying metal mask to cover his battle-scarred face. On the other side are the owls of the Great Ga"Hoole Tree, who must fight to protect their legendary home from Kludd"s attacks.