Set against the backdrop of a hot spring retreat designed to soothe the hearts of mature women, this story unfolds as a married woman's pent-up desires are unleashed during her trip. Intense sexual encounters between middle-aged men and women continue relentlessly until the journey's end. Is it the loosened sash of a yukata, rather than reason, that tempts passion along the way? Experience the fervent lovemaking of these devoted, mature women exactly as it happens, moment by moment.