Determined to earn money for childbirth expenses, nine-months-pregnant married woman Yoko decides to appear in an adult video. However, when faced with the shocking reality of having sex with a black man, she initially resists. Crushed by the harsh truth that she cannot survive without the money, she ultimately undresses and resolves to have intercourse with him. The act begins as the black man passionately engulfs the pregnant woman's body without restraint. The married woman lets out intensely lewd cries, screaming yet surrendering completely to pleasure. Then enters another pregnant housewife, Kyoko, seven months along, who is stripped naked before fully understanding the situation, initiating a three-way mating session.