A father-in-law who is sexually harassed on a daily basis and his wife, Satomi, who lives with her husband. Her husband was busy and frustrated, but when one day she found her father-in-law's erotic book, she got excited and started masturbating. However, her father-in-law was watching the situation! Satomi desperately denies her frustration so as not to show her weakness, but her father-in-law makes Satomi wear her chastity belt, saying, "If you are not really frustrated, wear this." Start controlling her libido. While caring for her father-in-law, Satomi, who continued to be impatient with her impatience, eventually begged her father-in-law's old man Mara, who hated her when she recognized her own transformation.
