Set in Paris in the nineteenth century, this opera tells the story of Louise who falls in love with her neighbour Julien. In the face of her parents’ disapproval, Louise sets up home with Julien and they enjoy a bohemian life together. When her father falls gravely ill, Louise returns to her parental home to help nurse him back to health. He quickly recovers and forbids her from returning to Julien. After a furious quarrel, she once again disobeys her parents’ wishes and leaves them railing against the city that stole their daughter.