Marin: Marinette's brother

Marin Dupain-Cheng, Marinette's elder brother is coming to Paris after 6 years to start his higher medical course studies.Marinette thinks her brother doesn't love her like she does. But she did not expect her brother to come to Paris all of a sudden.

Soon he learns about the super villains and superheroes in Paris. But what happens when he meets Ladybug for real???

Will he find out that she is his younger sister???

Then what will he do??

What will Adrien do when he sees Marinette hanging with a handsome boy without knowing that he is her brother???

What if Gabriel Agreste recognises Marinette's talent?? Will he be a matchmaker??

What if Ladybug finds out who HawkMoth is and tries to help him by reviving his wife??

If everything sorts out will Marinette reveal herself??

What if Marin wanted to take his sister with him to London?? Or will he leave her to her choice??

Disclaimer: The Miraculous Ladybug characters do not belong to me. This clearly is a fanfiction.