After losing a contest to become a TV host on a children's channel, Aurore is transformed into Stormy Weather.

Armed with his magic bubble-wand, Nino becomes the Bubbler and plans to rid Paris of all the parents who prevent children from having fun.

A young historian gets akumatized into the all-powerful Pharaoh. He wants to bring an Ancient Egyptian princess back to life by sacrificing Alya. To save her, Ladybug and Cat Noir must face an army of mummies outside the Louvre!

After being expelled from school, Alya is akumatized into Lady Wifi, a villain who wants to expose Ladybug.

After Alix's friends break her father's priceless watch, she is akumatized into Timebreaker, travelling back in time to save the watch. Ladybug must follow in order to prevent danger for all & stop Timebreaker's playful rampage.

When Mr. Ramier is akumatized as Mr. Pigeon, he gains the ability to communicate with birds and plans to turn Paris into a nature reserve for his bird friends.