Having studied abroad, Hitomi met her husband in Chicago. She now lives in a mansion apartment in Hiroo, with her older husband. As a woman with father complex tendencies, her relationship with her husband has hit a stagnant phase, leaving her sexually unfulfilled and struggling with pent-up desires. Seeking an outlet to release her emotions in daily life, she quickly heads to a hotel. There, a chance encounter sparks the beginning of a new passion.