Six months into her marriage, newlywed Yuu lives with her father-in-law. During the afternoon hours when her husband is away, the two of them are alone under one roof. She begins to feel the world is a hellish landscape of men, women, lust, and desire. Her passion with her father-in-law is unstoppable—endless, suffocating, maddening kisses and sex. Losing herself completely, surrendering to raw desire, yet wondering how this forbidden incestuous relationship will end. A burning tale of forbidden love and its inevitable conclusion.