Yuzuru, who has been absorbed into a famous hotel and works as a cleaner, is unable to resist the receptionist Yuka, who is superior in both position and attitude, and is ordered to help with the regular inspection at night. That night, while inspecting the warehouse with Yuka, the hotel experiences a power outage and the electronic lock activates, trapping the two of them. They forget their cell phones and are unable to call for help, and time passes. Then, Yuka's complexion gradually changes. When he calls out to her out of concern, he finds that the arrogant Yuka has urinated on her own, with tears in her eyes. Shocked and excited at the same time, Yuzuru decides to rape Yuka in the closed space...