Marinette is a simple, ordinary girl. A high school student living in Paris, hoping to achieve her dreams of becoming a fashion designer. But for now she'll just be a clumsy girl who has this gigantic crush on a guy named Adrien, who's not into her. Although she has a secret, for she is one of the greatest superheroes, Ladybug! Along side her partner Chat Noir who is secretly Adrien and he has a crush on Ladybug but he doesn't know that Marinette is Ladybug. On top of that, a villain named Hawk Moth sends akumas to go and turn people evil so they can retrieve Ladybug and Chat Noir's Miraculous'! They usually defeat all of them but what would happen if they didn't defeat a villain? Or if their true identities were discovered? Or if Hawk Moth really got their Miraculous'? It's all confusing but it's in this book.