Ayano married her husband and began living with her father-in-law. She was troubled by frequent sexual harassment from him, especially during times when her husband was away for work. Wanting to avoid causing her husband any trouble, she endured it in silence. Her submissive attitude only encouraged him, and his advances grew increasingly aggressive. Eventually, Ayano could no longer resist and gave in to him physically. After that, her feelings toward her father-in-law gradually deepened, until she could no longer get him out of her mind.