Alya's little sisters, Ella and Etta, become Sapotis after staying up. Ladybug and Cat Noir must seek help from an ally to defeat the multiplying monsters.
A young singer and dancer hold auditions for a video honoring Ladybug and Cat Noir. Chloe stops the tryouts. Anguished, the singer is akumatized into Frightningale, who uses a magic mike to try and turn Paris into a living musical.
After solving everyone else's problems way too much, Penny loses her cool and is infected with an akuma that transforms her into Troublemaker, a supervillain who causes problems instead.
Alya's overprotective, MMA fighting sister, Nora, is akumatized as Anansi, a spider-like villain. When Cat Noir is ensnared in her web, Ladybug gives the turtle miraculous to Nino. He becomes Carapace. They free Cat Noir and defeat Anansi.
After being humiliated by Gabriel Agreste, Chloé's mother, Audrey Bourgeois, is akumatized into Style Queen. Armed with a magic scepter and determined to get revenge, she attacks Adrien. How will Ladybug defeat Style Queen without Cat Noir to help her?
When Chloé threatens to leave Paris, Mr. Bourgeois is akumatized into Malediktator, a supervillain armed with absolute power and determined to make his daughter stay with him.