So This Is Paris (1926)

In a quiet Paris neighborhood, Paul and Suzanne Giraud enjoy a seemingly idyllic marriage until the arrival of their new, scandalous neighbors, Georgette and Maurice Lalle. Suzanne, perturbed by their provocative lifestyle, sends Paul to confront them, unaware that Georgette is Paul's former lover. As secret desires and deceptions come to the surface, each character embarks on a clandestine journey.