Sumire leads a comfortable marriage life with her kind husband. However, she has one complaint: living with her vulgar father-in-law. Tired of his lack of delicacy and continuous harassment, one day, when her husband was away, her father-in-law took advantage of Sumire falling asleep and indulged in her scent, mixing her feminine and sweaty aroma. Having tasted her, he began to assault her almost daily, treating her like a sex slave...