In a quiet bookstore near the station, Hisako, a captivating 39-year-old married woman with a secret craving, ignites a delicate tension. Her fascination with rankings hides a deeper desire, drawing an admirer closer with each stolen glance. Within the intimate confines of a four and a half tatami room, longing and temptation weave a sensual dance, promising an unforgettable connection filled with passion and whispered secrets.