Lucille is a teacher at a girlsтАЩ school in nineteenth-century England, but her twin sister, Susanna, is a high-class courtesan. One day, Susanna shows up at LucilleтАЩs door, asking Lucille to pretend to be her and stay at their late fatherтАЩs house while Susanna is away! Lucille canтАЩt say no to her sister, so she agrees to play the part of a courtesan, but what will she say when her new landlord, Count Seagrave, asks her to become his lover?