A visiting caregiver who lost her husband last year, carrying loneliness and unmet desires, was taken advantage of by a family she cared for, demanding sexual acts beyond the scope of her job. Her unsatisfied heart and body, due to her husband's death, were exploited, gradually leading to her being controlled. And the escalating sexual acts between parent and child become more sadistic day by day, evolving to be even more intense. The more extreme the acts, the more pleasure the widow's mature body experiences. They fill in each other's lacking parts like a rotting physical relationship sinking into a quagmire… And then, to their final strange cohabitation life…
