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... - Ayane, 28 years old, married for 7 years, no children, part-time job at a souvenir shop. - Just as the married woman was about to take a shower after taking a breather, the landlord came home. - After finishing the meal, the married woman is taught by her landlord, who is an AV director, how to repair the marital relationship that has grown cold. - Married women whose bodies tremble when they start playing with each other's bodies while practicing. - When her genitals are played with, she rotates her hips obscenely and ascends to heaven. - The stimulation of his penis feels good and he cries out "I'm going to cum" and reaches a continuous climax. - A married woman wakes up in the middle of the night with thirst and shows interest in toys... - The next morning, the director attacks her in her sleep and makes her feel good.