For Ryuta, spoiling his girlfriend is the greatest source of fulfillment. As always, she spends her days indulging in his affection. That day was their monthly visit to the public bath. Upon returning home, Ryuta's massage time begins without fail. She routinely receives his meticulous, full-service care. Yet beneath her seemingly content exterior, there may be other emotions secretly hidden—feelings that even the devoted Ryuta cannot perceive.