Hiotan caught a cold and took the day off from work. Kantoku comes to her apartment and to take care of her. He ends up spending the day with her. Hiotan becomes sick again and this time Sensei goes to take care of her. However, Sensei has ulterior motives for going to Hiotan's place. It is Christmas Eve so Umanohone is busy once again with a Christmas sale. Couples are the topic of discussion.