Saya was living a restless life. It had been four years since she married a colleague. Their marriage had been sexless; they hadn't had sex in four years. Then, in a drunken stupor, Saya confessed her sexual denial to her boss, Oki. "...You want to, don't you? Sex," Oki whispered in Saya's ear. It was just the alcohol; it was supposed to be just for tonight, just a one-night stand. However, Saya's body, as if to satisfy four years of abstinence, was filled with pleasure...