Exiled from the Pure Ones, Nyroc flies alone to the great tree, and in order to prove his worthhe flies to The Beyond the Beyond seeking a legendary relic.
Four young owls set out on a quest to the mythic Great Ga'hoole Tree in an attempt to acquire the powers that will enable them to defeat the evil which threatens their kingdom.
Soren believes there must be a link between the reappearance of his long-lost sister and the disappearance of his mentor Ezylryb, and when he sets out to find Ezylryb, he stumbles across a truth that could lead to the destruction of the owl kingdom.
Nyroc, son of the evil Kludd and Nyra, is forced to fulfill his dead father's destiny and oppress all of owldom, but when doubt grows in Nyroc's heart he must make an ultimate decision between good and evil.
Soren, a barn owl that is captured and taken to a special school for orphaned owls, is befriended by elf owl Gylfie and together the two set out to discover what is really going on at St. Aegolius Academy.
Soren is called upon by the elders of the Great Ga'Hoole Tree to lead a crew of spies into St. Aegolius Academy for Orphaned Owls and escape undetected in order to gain the information the noble owls need to fend off an attack by Kludd and the Pure Ones.
Soren and the rest of the band of owls in the great tree must fly to the mysterious Northern Kingdoms in order to prepare for the deadly attack against them, but St. Aggie has fallen to the Pure Ones and without Soren and his allies, their enemies will prevail.