Liebelei (Playing at Love) is a tragic romantic drama directed by Max Ophüls, based on a play by Arthur Schnitzler. Set in turn-of-the-century Vienna, it follows a cavalry lieutenant, Fritz Lobheimer, who has an affair with a baron's wife but then falls deeply in love with Christine, the daughter of an opera violinist. The story's tragic outcome occurs when the baron discovers the affair and challenges the lieutenant to a duel.