Koichi Takahashi, an AV director who calls himself the ``lover of a married woman's heart,'' lets his wife's female friend stay at his house with ulterior motives. - There's no reason why a married woman who spends the night alone with her has nothing to do with her... - Hanako is 45 years old, married for 24 years, has no children, and works part-time at a family restaurant. - Director Takahashi, who was supposed to not be coming home, suddenly returns home to a married woman relaxing at Takahashitei, where the landlord is not home. - A married woman is offered drinks by the director, who has created a simple partition for her, and they go out for drinks. - A married woman who hasn't seen a man's body for a while gets excited when she is shown the director's naked body and his erect rod, and sucks it with abandon. - If it's just for a little bit... but when it's inserted, she begs "Please put it all the way in!" and goes into agony. - The married woman who was fucked late at night gives the director a blowjob in revenge the next morning. - When she accepts the cock again, he is pushed up in cowgirl position and reaches climax.