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

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

While Deet leads Rian on a harrowing journey through the tunnels of Thra, Seladon visits the Castle of the Crystal and sees a new side of the lords.

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

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

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

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

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.

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.

In the land of Thra, a young guard discovers a terrible secret about the Skeksis overlords who control the planet -- and its powerful Crystal of Truth.