Mayu and her husband receive financial assistance from her father-in-law. He uses this as a pretext to forcefully cohabit with them and intimidate his daughter-in-law, who has a seductive physique. The father-in-law makes her serve him almost daily, doing as he pleases. Initially reluctant to the father-in-law's insatiable caresses and sex, she gradually succumbs both physically and emotionally...
