Plot Summary[]
Years ago, the Voltron Force defeated Prince Lotor, resulting in his horrible disfigurement and Voltron being retired. But before Lotor was captured, he sent Castle Doom away to an unknown location.
In the present, Keith, Princess Allura, Amalgamus and the seemingly reformed King Zarkon are trying to learn from Lotor where Castle Doom went. Meanwhile, space pirates have reemerged and begun attacking Galaxy Alliance ships and colonies. Lotor has escaped, using a hologram as a decoy.