An intense erotic drama depicting a husband's complete cuckold experience. Shinji, a young painter who achieved success in Paris, now struggles to capture the essence of female eroticism in his work, barely getting by day to day. His beautiful wife, Kana, silently supports him. One day, an art dealer approaches her with a bizarre proposal—have her watch her husband's sexual encounters as a means to reawaken his dormant inspiration. This shocking turn of events pushes the couple's relationship beyond its limits, crossing into uncharted territory.