The mother, Yukaka, knew the truth that her son, Kousuke, was switched as a child but had kept it hidden. Finally, she told Kousuke the truth... Upon learning that he had no blood relation with his mother, he confessed his long-hidden feelings and demanded strongly. The two, knowing each other's feelings, entwined their tongues fiercely, crossing the line... Yukaka, lost in her desire for his cock, repeatedly begged him to release inside her. In response, Kousuke vigorously ravaged her, almost impregnating her.
