Iyona has just moved to the company, this is her first business trip, but everything is still going smoothly. Everyone invited each other to drink beer after discussing business. Because of a power system problem, the train back to Tokyo was suspended, so Iyona and the manager had to rent a room in this place and wait until tomorrow morning to return. Since she didn't have to come home today, Iyona was comfortable drinking until she got drunk. She didn't know that she had been targeted by the evil boss. He had only booked a room and while Iyona was unconscious, he forced her to have sex with him. Iyona resists but to no avail. But gradually, the pleasure that his huge hard cock had, plus his superb sexual skills conquered her mind. She gradually forgot about her boyfriend who was anxiously waiting for her to return. In her mind at this time, there was only sex, she wanted to enjoy more, feel the feelings that her boyfriend couldn't bring her...