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.

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.

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.

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 starts work on a new secret weapon.