Kurumi is a married woman living a peaceful life with her husband. However, her world is turned upside down when she discovers that her husband's boss is her former boyfriend. With few fond memories of him and a strong desire to avoid any involvement, she tries to keep her distance. But leveraging his authority and taking advantage of her husband's absence, the boss forces himself on her, blackmailing her with old sex tapes they had made together. Powerless to resist, Kurumi is forced to accept his veiny, throbbing cock. She is gradually led into pleasures she's never experienced with her husband. Despite the coercion, Kurumi begins to crave the intense pleasure, setting the stage for a shocking new development.