Arisa, a housewife, had a secret... When she worked as a receptionist at the company where her husband, Yuya, is employed, she was treated and played with as "shared property" by the male employees. Thinking that she couldn't go on like that, Arisa married Yuya, the most serious and quiet man in the company, and quit her job. Then one day, while Yuya was away, a man who used to have a relationship with Arisa visits her. "It's about time your body started aching, isn't it?" Arisa is unable to refuse...