Three baby owls awake one night to find their mother gone, and wonder where she is. They greet her return with joyous celebration.

Roy, who is new to his small Florida community, becomes involved in another boy's attempt to save a colony of burrowing owls from a proposed construction site.

When Ezylryb tells Soren and Coryn to read the legends of Ga'Hoole hidden in his library, they find a world of treachery and magic in which the rulers struggle to keep peace.

Soren, Twilight, Gyfie, and Digger face their biggest challenge yet as the young king, haunted by suspicion that haggish blood is within him, hunts for the truth; meanwhile, the ember that Coryn retrieved, causes the tree and the guardians to change.

Hoole reclaims the throne of his father and goes on to wage a war against the forces of chaos, greed, and oppression, led by the powerful warlord-tyrants.

Little Hoot wants to go to bed early, like all of his friends do, and he is hopping mad when Mama and Papa Owl insist that he stay up late and play.

Nyroc must decide whether to lead the evil Pure Ones against the good owls or to fight on the side of the good ones.

When the Striga, a mysterious owl from the Middle Kingdom, takes over young King Coryn's mind and institutes a tyrannical new regime, the Band, exiled for their loyalty to Coryn, seek to free him and the kingdom from this threat.

The strange, maniacal blue owl known as the Striga has been rousted from the Great Ga'Hoole Tree. Nyra, leader of the vicious Pure Ones, is either dead or laying low in some distant land, leaving the tree finally at peace. As if fed by an invisible spring, learning and the lively arts flourish at the great tree and spread throughout the owl kingdoms.

The Grand Battle begins with the search for allies in the Northern Kindoms 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 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...