Chapter 1

The professor sends the X-Men under cover at Marinette's school while trying to find out who found the Green Gem of Cytorrak. Magneto was contacted by Xavier and he has sent Piotr and Gambit to Paris as well to help. How will Ladybug and Chat Noir react when they find out the mutants from the news has infiltrated Paris? Will they team up or try to stop the American heroes?