President Oyama, a client of Ozawa's company, often comes to see Ozawa even when he has no business there. The reason is to show off his beautiful and capable secretary, Rei. Even knowing this, Ozawa is envious because Rei is so attractive. So Ozawa sets a trap and successfully buys Oyama's company, finally getting his hands on Rei. Rei, who works to pay off her husband's debts, and Ozawa enters into a contract to be not only his secretary, but also his mistress. After sealing the deal with a passionate kiss, Ozawa plays with Rei's body every day, even during work hours, and cums inside her as he pleases...