Fed up with her cheating husband, Louise, 45, takes off for a weekend in Corsica. But after a wild night of unbridled passion with a man who winds up dead, Louise is unwittingly mistaken for his secret, longtime girlfriend by his Corsican fearsome but loving mother.

Five women are about to give birth. They do not know each other, are not alike, but will find themselves in the same maternity to live the best day of their lives. The first contractions at birth, the film traces their journey, between laughter and tears.