Soren, Gylfie, Twilight, and Digger, four owls, band together to seek the truth and protect the owl world from unimaginable danger.

"Enraged by his clash with Soren and driven by and all-consuming desire for power, Kludd and his group, the Pure Ones, launch an attack upon the Great Ga'Hoole Tree. The noble owls who live there must fight fiercely to protect their resources and defend their honor."--P. 4 cover.

It is a time of trouble in the Northern Kingdoms because a group of power-hungry polar bears called Roguers has been snatching cubs from their mothers and killing those who resist; but Svenna is not about to relinquish her two cubs to that fate, so she agrees to go with the Roguers and serve Mystress of the Hands if her cubs, who have special powers, are allowed to stay with her cousin--but nobody is truly safe when a way of life is collapsing around...