Karen had just graduated and joined the company. This time she was on a business trip with the manager Takeda, who was extremely polite and kind. But suddenly the Shinkansen has a power system problem, so it has to stop working, Karen and the manager are forced to rent a hotel and stay in this place. Because he couldn't go home, his partner constantly drank alcohol, causing Karen to fall asleep and had to let Takeda take him to the hotel. Her boyfriend was very worried and called her, but the person who answered the phone was Takeda, which made him even more worried. Arriving at the hotel, seeing that Takeda had not left, she asked, only to find out that there was only one room left, and she would have to share a room with him tonight. Knowing that something was wrong, before he had time to do anything, the head of the department rushed in to fuck her, and extracted all his sperm into her. After he finished, he didn't stop, but fucked her over and over again. The pleasure of being able to fuck bare cocks, orgasm constantly, and touch the depths that her boyfriend couldn't reach made Karen gradually forget everything. She only thought about each of Takeda's cocks, wanting him to satisfy her sexual cravings. And that night, the two of them kept having sex with each other, Takeda cummed inside her eight times but Karen still didn't feel satisfied...