Two years after her marriage, Jun has been living alone in Tokyo, away from her husband who has been transferred to a rural area, until one day she runs into her old lover, Non, again on the street.... Unable to break off their unfulfilled love, the two, both married to each other, give in to their impulses and intensely seek each other's bodies as if to fill the time they had available. And even though they understand that their relationship is distorted and no longer what it was back then, they become addicted to adulterous sex and fall into a mistress relationship...