After getting married within the company and giving birth, Natsume returned to work. Amidst the busy days of child-rearing and work, she harbored irritation and unfulfilled desires. Sex with her husband had ceased after pregnancy and childbirth. She really wanted to be held, but lacked the courage to initiate it herself. One night, a drunk Matsume woke up to find himself in a hotel with his subordinate Nakajima. Unable to resist the exposed crotch of his sleeping subordinate, Matsume instinctively starts sucking on the penis. "Blowjobs don't count as cheating, right?"... The desires of this uninhibited married woman begin to unleash...
