Akarin Nanahara, famous for her glamorous body, has her first sex with an elderly man. Moreover, she is gang-raped by three men and made to receive internal ejaculations. A wife desperate for a child receives a shocking report from her husband after a hospital check-up: 'No sperm.' After much deliberation, the couple decides on 'getting pregnant through sex with the father-in-law.' Although this is unthinkable by common sense, they think if they can't rely on others... The father-in-law also hesitates after receiving the consultation but agrees for their sake. The intercourse between the father-in-law and the daughter-in-law begins from that day, but friends of the father-in-law who had been peeping suggest with ill intentions, 'You alone won't last. Let us help you. Hehe...' They carry out night raids, use aphrodisiacs to make her feel aroused and rape her to orgasm. Furthermore, they gang-rape her in front of her son and continuously ejaculate inside her. The wife with large breasts, frustrated by her premature ejaculating husband, herself grinds her hips to reach climax! The husband is left dazed...
