Two years after getting married, Jun has been living alone in Tokyo since her husband moved to the countryside. The two of them couldn't let go of their regrets so they got married, but they indulged in their own impulses and passionately searched for each other's bodies to fill their free time. And despite understanding that it was a distorted relationship different from those days, he fell into a mistress relationship because he was addicted to SEX and had an affair.