Dracula investigates a witch rumor at Monster High, leaving Draculaura to debate whether to share her secret or get caught.

When Catarina Stripe (Toralei's mom) visits Monster High, Clawdeen is stunned when Catarina proposes a monstrous trade: Clawdeen's Moon Claw for Selena Wolf's old diary.

Clawdeen leads the monster representatives in the Blood Moon Eclipse ceremony to bring her mom back. It's up to her, Draculaura, Frankie and the rest of the boo crew to save the Monster Ball - and the world.