u/FutureHot3047

Due to a mistake at the hospital, Marinette was switched at birth with another baby with the same name. Instead of growing up with loving parents in Paris, she grows up with a family that thinks she’s an affair child in Nancy.

A bit before Origins, Marinette’s ‘family’ moves to Paris and suddenly she’s got friends who are increasingly worried about her and a job as a superhero. Not to mention the baker couple who treat her so well.