Soren and his band are sent to the mysterious Northern Kingdoms to gather allies and learn the art of war in preparation for the coming cataclysmic battle against the sinister Pure Ones. Meanwhile, in the Southern Kingdoms, St. Aggies has fallen to the Pure Ones and they are using its resources to plan a final invasion of The Great Ga'Hoole Tree. With thefuture of all Owldom in the balance, the parliament of Ga'Hoole must decide whether or not to join forces with the brutal Skench and Sporn and the scattered remnants of St. Aggies who remain faithful to them. A great battle is on the

Kathryn Lasky is the Newbery Honor-winning author of over one hundred books for children and young adults. Her beloved Guardians of Ga’Hoole fantasy series has sold more than 4 million copies, and she is the author of the Daughters of the Sea series, the Wolves of the Beyond series, as well as A TIME FOR COURAGE and other Dear America titles. Kathryn has also written a number of critically acclaimed nonfiction titles, such as BEYOND THE BURNING TIME and TRUE NORTH. She lives with her husband in Cambridge, MA.