The Duty | Marie, Lesbologie

France, 19th century.
Garance de Montigny has been raised all her life to be the perfect wife and to find the best husband. Her family has always been respected, until the day the de Montigny fall into a big scandal. No one wants to associate themselves with them anymore.
Garance needs to find a husband and to save her family from their actual big financial crisis and to bring back their fame and prosperity. But no one is accepting to marry her, except a poor woman, what will Garance do?