Marc-Antoine, a solitary 30-something with an outdated appearance, sees a new neighbour arrive in the building opposite his home, on the other side of the courtyard. He discovers that Amélie, an unacknowledged high school sweetheart, is his girlfriend. Resembling this neighbour then becomes an obsession.
France, 1914. The destinies of four women intersect : Marguerite, a mysterious Parisian prostitute, Caroline, propelled to the head of the family factory, Agnes, Mother Superior of a requisitioned convent and Suzanne, a feminist nurse.