A subordinate who is usually useless has made a big mistake. The client is in a remote area and cannot be returned in a day, so Hasumi and the other employee go on a business trip to apologize, even though they are fed up with it. When they arrive at the inn, they find themselves sharing a room. While working hard to achieve some kind of result, they fall asleep without realizing it... In the middle of the night, the subordinate's daily stress explodes! He deprives Hasumi of her freedom and forcibly rapes her with a creampie. The whole incident is filmed and Hasumi is threatened. This is the beginning of a night of revenge by the worst kind of sleazy subordinate...