Rio is sent on a business trip to handle a business deal that will determine the fate of the company. The reason she is entrusted with this deal is because the company's president, Ozawa, is known to be a womanizer and arrogant. He plans to bring along the most beautiful woman in the company, Rio, to make the deal a success, but... When the entertainment begins, Rio is forced to engage in humiliating sexual entertainment in front of her boss, who plays with her body. After surviving the persistent sexual harassment entertainment, she returns to her lodgings, but Ozawa's sexual entertainment has only just begun...