Due to a mistake at the hot spring inn where he was on a business trip, he ended up sharing a room with a female employee! Moreover, the bath was only a mixed bath! Then, a series of unexpected happenings led to him witnessing the naked female employee! Moreover, her unexpected big breasts caused him to get fully erect! The female employee was glued to his erect penis, which was curving, and she became aroused! She came to him every night, looking for his erect penis!