The Great Ga'Hoole tree is a mythic place where Soren, Gylfie, Twilight and Digger seek to find the means to fight the evil that infects the kngdom. There they will be tested in ways they never dreamed, but there they can learn to become true Ga'Hoolian owls--brave, wise, honest, true.

"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.

Soren and his band must fly to the mysterious Northern Kingdoms to find allies against the Pure Ones who are about to launch another deadly attack against the great tree. The Grand Battle begins with the search for allies in the Northern Kingdoms and ends in The Burning that will change all Owldom forever. 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...

Nyroc has glimpsed a new destiny in the of his father's bones. In search of that destiny leaves for The Beyond the Beyond.

Soren and Coryn read the ancient legends of Ga'Hoole in order to find a way to prevent the victory of evil in their present world.

After the time of the legends, the tale of the Guardians returns to the present in which Soren, the hero of books 1-6 in the New York Times bestselling Guardians of Ga'Hoole series, must train a new king. Get ready for old friends and new adventures! Coryn, Soren, and the Band preside over a new golden age of the Great Tree under the subtle influence of the ember. All seems well, but beneath the prosperity of peace, Coryn is tortured by the suspicion...

When the Band is exiled, old friends, loyal family and allies devise a plan to free young king Coryn and the tree from the hold of Striga, a former dragon owl from the Middle Kingdom beyond the Unnamed Sea.