Yushi was spending his days on a long-term business trip, only going back to the hotel to sleep, but he began to find peace of mind in his casual interactions with a staff member named "Ise," and gradually became attracted to her. He chats with her in his room while she takes a break from working consecutive shifts due to a shortage of staff, and they exchange notes, gradually closing the distance between them. However, the day he returns to Tokyo is also approaching…