An had to go on a business trip with the person she hated the most, department manager Miura. When they arrived at the dormitory, An discovered there was only one room available. Unable to find another place, she had to share the room with the department manager. That night, the department manager forced An to drink alcohol. But little did An know, he had secretly put sleeping pills in her drink. As soon as An fell asleep, he raped her, took pictures to threaten her. When she woke up, An found her clothes scattered everywhere, with semen stains on them. Realizing what had happened, An cried in shame. While she was in the shower trying to wash off the stench of the department manager, he walked in. Using the photos he took to threaten An, he made her listen to him, perform oral sex on him, and then he would delete the photos. Not wanting anyone else to find out, An reluctantly agreed. But the department manager was more despicable than she had thought. Even though she met his conditions, he made her continue to serve him, having sex with him all night long...