Yumi and her subordinate Sanada came on a business trip to a rural area. Sanada was delighted to be on a business trip with her longing female boss, but there was a happening that she had made a mistake in booking the hotel she was supposed to stay in and had only one room. "It can't be helped, it's okay to stay in the same room," Yumi agrees to share a room with Sanada, but Sanada isn't worried about it. Meanwhile, a typhoon is approaching my business trip destination ...