Meisa, who works at a real estate company, accompanies her development department chief on a business trip. After the meeting, they head to their accommodation and discover that there's been a mix-up, and they're sharing a room. Reluctantly, they drink in the room, and the chief listens to Meisa talk about her boyfriend. However, these lovey-dovey stories drive him mad. Suddenly, he attacks her, and Meisa, to her misfortune, is taken and has sex repeatedly… They spend the whole night having sex in the hot spring in the room…
