Yoshifumi, whose mother remarried, paid off her mother's debt. Therefore, for Yui, Yoshifumi was her father-in-law and benefactor. But when her mother dies, Yoshifumi confesses her affection for Yui and asks for her body. Yui can't refuse her invitation because of her debt of gratitude. Their lips overlap, their skin touches, and their secrets join. And she, as a man and a woman, was in close contact with her mind and body.
