Marinette is a schoolgirl like any other...well, almost! She hides an incredible secret: she is Ladybug, a masked heroine. And today, a double mission awaits her: she has to baby-sit while saving Paris from a supervillain, who is determined to plunge the city into a storm!
Ladybug can't believe it: Cat Noir stole a painting from the Louvre! But when her teammate claims that it is the work of an impostor, the superheroine believes him. Obviously, there is one Cat Noir too many in this city, and Ladybug hopes to remedy this!
For Marinette, the life of a superhero is not easy. And even less today: when Alya was about to discover who hides under Ladybug's mask, she was kidnapped by a supervillain! Will Marinette succeed in saving her best friend and protecting her secret identity?
Marinette is facing a formidable dilemma: take Tikki, who became very ill, to the doctor, or save Paris from a new evil, Princess Fragrance! Armed with a bewitched perfume gun, she intends to put the city at her feet. And woe those who want to stand in her way…they will soon be put under the perfume's charm!
It's Valentine's Day! As Cat Noir prepares to confess his feelings to Ladybug, he is struck by an evil arrow, turning his love into hate. How to free him from this evil? One thing is for sure: this time, the superheroine will have to rely only on herself…