Play Again-Miraculous ladybug AU

Louis(son of Marinette and Adrien) has found a new girl at his school but it seems that she has a secret. Not only does she have a miraculous like him but she knows who the guardian is and everyone's identity except for hawkmoth. Will they be able to keep their identity secret while having to defeat hawkmoth or will they lose and madness comes?

This is my first story so bare with me