Evie inquires Mal to help her fix the cupcakes she baked for the Heroes and Heroines Festival at Auradon Prep, but their sweet intentions end up going wrong, leading to an explosion of taste.
Mal gets a bit too carried away whilst painting a portrait of Audrey and Ben tells her that she might have a Digi-image problem, where the photos turn out differently in the photo that had been taken.
Audrey wishes to have an edgy makeover, so she convinces Jane to transform her hair into "something really out there" with the use of magic, just like what Mal was able to do to her previously.
Everyone seems to be in need of Mal's help. When Jay gives Mal a Golden Lamp which releases Genie's Daughter Jordan, Mal, fed up with everyone's nagging, makes a wish that is more than she bargained for.
After Mal, Evie, Ben and Audrey are transported back to the Isle of the Lost, she tries to get her Auradon friends out of sight before something bad happens to them.
Ben and Audrey are unable fit in on the Isle of the Lost compared to Auradon, whilst Mal and Evie bond over their rotten ways with their friend Freddie.
New at Auradon, Freddie must try to adapt to the place, as well as Mal and Evie's un-rotten ways, but has no trouble getting used to eating the delicious food they have to offer.
Auradon's annual singing competition has arrived, and the competition is fierce. When each team tries to outshine the other, they eventually realize that they harmonize better when singing together.
After Jay and Carlos finally arrive to the Neon Lights Ball, C.J., the daughter of Captain Hook, reveals herself as the thief who's been stealing everyone's possessions.
It's almost time for the Neon Lights Ball at Auradon. But when a Mysterious Fire tries to ruin the Evening, it's up for the Villain Kids to find out the Culprit.