To fulfill the wish of a client who desires to have sex with a relative, Turugi Takeshi steps up...filming the entire incest plan! The son, shocked to learn about his parents' perverted acts after they turned fifty, makes the request. The son, who wanted to outsmart his parents in finding someone to cuckold them and had been thinking of his mother as a woman, is accommodated by Turugi, who contacts the mother. Pretending to be the son's superior, Turugi explains that he knows about the parents' secret and offers to introduce a suitable man for the cuckolding... Later, at a hotel, Director Turugi has sex with the mother while she is being cuckolded. While wearing a blindfold & using toys for masturbation, the son infiltrates. Unknowingly, the mother sucks and inserts the son's penis. In the midst of intense pleasure, the truth is revealed causing the mother to panic. After an explanation, the mother understands the son's love and resumes incestuous sex. Later, she reaches orgasm again as the director penetrates her.
