An erotic drama depicting the sex, desire, and betrayal of men and women who are driven by love and pleasure. Hayato, an elite employee, marries Kasumi, whom he seduced from his rival Shindo. However, Kasumi is dissatisfied with being treated like a trophy wife, and Hayato also has Kasumi's best friend Shizuka as his lover. Shindo, who has returned from America, appears before Kasumi as if to test her heart.