When Maurice criticizes Jeanette's tailor, the family confronts him for his rudeness, only to catch him and Jeanette alone with Jeanette partially undressed. Maurice explains that he is redesigning Jeanette's riding outfit, and he proves this by successfully altering it, but in the process he is forced to reveal his true identity. Despite her earlier promise, Jeanette recoils from him and runs to her room on hearing that he is a commoner. The entire household is outraged, and Maurice leaves. However, as a train carries him back to Paris, Jeanette struggles with her fears, finally realizes her mistake, and catches up to the train on horseback. When the engineer refuses to stop the train, she rides ahead and stands on the track. The train stops, Maurice jumps out, and the two lovers embrace as steam from the train envelops them.