There was a new Akumatized villain in Paris. And he was targeting you, so The Heroes of Paris - Ladybug and Chat Noir - They should keep an eye on you, but Ladybug wasn't with Chat Noir.

“What about Ladybug? Aren't you and She a duo?" You asked Chat Noir who just smiled, he looked at you with an intense look, "She's busy with something today, so you're going to be my Ladybug!" He replied in a teasing voice.