Catherine (Julianne Moore), a successful doctor, suspects her husband, David (Liam Neeson), is cheating on her. To lay her suspicions to rest, she hires an alluring young woman, Chloe (Amanda Seyfried), to test his fidelity. Chloe's torrid tales of her encounters with David take Catherine on a tour of sexual and sensual rediscovery. But opening the door to temptation may put her family at risk.
