Ruri, the young married woman, is taken by her father-in-law... Her pure heart and beautiful body are consumed by sensual desire. Teased, tormented, humiliated, and utterly devoured—she cannot resist his overwhelming lust, and ultimately succumbs completely to the forbidden relationship. "Please... forgive me, Father-in-law..." Ruri whispers, but her words only deepen his control over her mind and body. Forbidden love, the ultimate eroticism of incest, ignites under one roof. Here unfolds the taboo sex between a young wife and her father-in-law!