In the land of Thra, a young guard unveils a horrible secret about the Skeksis overlords who control the planet – and its powerful Crystal of Truth.

As Deet sets out on her quest, Aughra awakens from a long journey, Rian flees the castle, and Brea searches for the meaning of the mysterious symbol.

Brea struggles with her unsavory new duties, Deet and Hup get a hostile welcome from the Stonewood clan, and Rian begs his Maudra for help.

While Brea races to solve a puzzle in a hidden room beneath the throne, the Chamberlain devises a plan to capture Rian and earn back the Emperor's trust.

A missing Landstrider herd and a surprise visit from the Skeksis put the All-Maudra on edge. Aughra summons Rian and the others to Dream Space.

Lore breaks out of his chamber to help Brea. As word of the General's deed is getting out, Seladon calls the other Maudras to the Citadel.

At the Circle of the Suns, the weary travelers face an unsettling surprise – and a lesson in Thra's history. The Emperor enlists a new army.

While Deet leads Rian on an excruciating journey through the tunnels of Thra, Seladon visits the Castle of the Crystal and gets to view the lords in a different light.

Desperate to save one of their own, the Skeksis make a deal with Aughra. Rian and Deet continue their search for the Dual Glaive.

As the Gelfling and the Skeksis prepare for a fateful battle, the Scientist begins working on a new secret weapon.