This is a novel adaptation of the special episode of the sixth season of Miraculous, Tales of Ladybug & Cat Noir. This year, the new Olympic Games will take place in Paris in a few days. While Marinette notices that Adrien is becoming more and more absent, she quickly learns that another girl, Khloé, attracts all his attention. Victim of a misunderstanding and in a fit of jealousy, the young girl accidentally humiliates her rival who, akumatized, becomes Olympus. His goal is to prove to everyone and especially to Marinette that you can live with a disability.

It's the 4th special telefilm of Miraculous. Marinette, now Chronobug, and Bunnyx must save the future by resolving the mystery of who discovered Marinette's identity as Ladybug, when, and how they stole her Miraculous. Throughout the adventure, they learn that the Butterfly Miraculous has a new holder, the one who unraveled the ultimate secret. Ladybug's only hope is to defeat her opponent to prevent the end of Ladybug.

Dos estudiantes de secundaria, Luis y Maria, son elegidos para convertirse en los superhéroes de París: Lordbug y Ladynoire. Cada uno tiene un miraculous vinculado a un Kwami, una criatura mágica. Su misión es evitar que Calyptra, quien quiere robar sus miraculous, cause estragos en la ciudad creando supervillanos cada vez más feroces, todo mientras llevan sus vidas de adolescente y en secreto sus identidades.