Signals.Catra faces Hordak's growing displeasure about her performance, driving her to seek the imprisoned Shadow Weaver's aid. In her search for a tool she needs, Entrapta sneaks into Hordak's laboratory and witnesses him conducting a failing experiment to create an interdimensional portal. She impulsively decides to perfect the process before being discovered. To Hordak's surprise, the next activation succeeds and he accepts Entrapta's offer to assist him. In the meantime, Adora, Glimmer, Bow and Swift Wind investigate the loss of communication with Alwyn, a farming outpost for the Rebellion...