Love in the Afternoon (1972)

Successful Parisian lawyer Frédéric is happily married to schoolteacher Hélène. Though he daydreams of affairs with other women, he doesn't come close to acting on such thoughts until he runs into Chloé, a beautiful old acquaintance. Tempted by the vibrant Chloé, Frédéric is torn between impulsive lust and his love for Hélène.