Theatre Play
Andre and Colette Bertier are happily married. When Colette introduces her husband to her flirtatious best friend, Mitzi, he does his best to resist her advances. But she is persistent, and very cute, and he succumbs. Mitzi's husband wants to divorce her, and has been having her tailed. Andre gets caught, and must confess to his wife. But Colette has had problems resisting the attentions of another man herself, and they forgive each other.
Writer
Professor Stock and his wife Mizzi are uhappily married. The professor, suspicious of his wife, hires a detective to spy on her in hopes of obtaining a divorce. Mizzi sets her sights on seducing Dr. Franz Braun, the new husband of her good friend Charlotte. Dr. Braun's colleague, Dr. Mueller, who has his eye on Charlotte, sees this as his opportunity. Through a misunderstanding, Charlotte thinks that her husband is interested in Miss Hofer, and asks Mizzi to keep him occupied... around and around the circle goes in Lubitsch's refined comedy of mistaken infidelity.