Yukiho Shirase, who has beautiful big breasts and has a huge sexual desire, ends up having an affair with a neighbor who approaches her! - Yukiho, who was in the middle of masturbating until just before a neighbor man suddenly came to her house using her lame fiction as an excuse, can't help but feel horny! - The story progresses in an erotic direction, and before you know it, while her breasts are being rubbed, her crotch is being stimulated with the electric massager she used to masturbate! - The two of them are excited to the max as they carefully lick the enlarged penis! - The two of them throw away their rationality, completely forgetting that they are both married, and get off their feet! - While shaking her plump breasts, she accepts the insertion of another person's penis and finishes with a creampie! - What will happen to Yukiho who has tasted the excitement of a double affair?