Koichi Takahashi, a self-proclaimed "lover of a married woman's heart" AV director, lets his wife's female friend stay at his house with a lot of ulterior motives. - There is nothing wrong with a married woman who spends the night alone. - Yayoi, 29 years old, married for 7 years, no children, works at a travel agency. - When she tried to take a shower in a room where she rented for one night without the landlord... she met the landlord who came home naked. - She will spend the night with the two of them, and after eating, she asks the AV director for advice on reviving her married life. - She kisses while being taught how to take care of her. - A married woman who only knows her husband is persuaded and inserted as a chance to try a stranger's stick. - Jerking her hips in her cowgirl position and cumming. - She also experienced an electric massage machine. - In the morning, the married woman who wanted her stranger's stick is poked from behind her and pant like groaning.