Bound tightly with ropes, a voluptuous married woman writhes in intense pleasure. Though overwhelmed with guilt for betraying her husband, she can't suppress the irresistible urge to be tied up again. Her marriage was arranged to fulfill her parents' wishes, and they've maintained a polite, harmonious relationship. Yet her husband is emotionally distant and sexually indifferent, while she struggles with an insatiable libido that continues to build. Reflecting on her past, she recalls her former lover—the man she called Master. He dominated her completely and awakened her deepest pleasures. Even now, memories of him haunt her mind, fueling an overwhelming desire to once again experience the ecstasy of bondage and the bliss of submission.