Mal returns to the Isle of the Lost to find her archenemy Uma, the daughter of Ursula, teaming up with Harry, the son of Captain Hook, and Gil, the son of Gaston, to unleash a dark force threatening the peaceful kingdom of Auradon.

Descendants is a movie that follows the teenage children of Disney villains as they navigate their way through their inherited legacy. They are given a chance to attend a prestigious prep school where they encounter challenges, rivalry, and friendship. The film revolves around their struggle to define their own identities and whether they will follow in the footsteps of their parents or choose a different path.

In Descendants 3, the teenage children of Disney's most infamous villains return to the Isle of the Lost to recruit a new batch of villainous offspring to join them at Auradon Prep. However, a dark force threatens to destroy everything they love and they must step up to save their world. With the help of their friends and newfound allies, they embark on a quest to defeat the evil force and restore peace.

After the Queen of Hearts incites a coup on Auradon, her rebellious daughter Red and Cinderella's perfectionist daughter Chloe join forces and travel back in time to try to undo the traumatic event that set Red's mother down her villainous path.