Makiko, the wife, rejoices at the unexpected reunion with her husband's junior colleague and former coworker, Ooki. However, Ooki, who has secretly admired Makiko for years, takes advantage of his drunken state to forcefully push her down. Makiko is shaken by being raped while her husband lies drunk nearby. But the intense pleasure piercing deep within her body strongly controls her heart... Her flesh, captivated by the guilty ecstasy, gradually becomes addicted to the acts with Ooki. And when Ooki visits the house again…
