Claire, a college student who recently started living alone away from her parents, returns home for the first time in a while. She learns her mother is away, temporarily replaced by her aunt Yumi, who lives overseas. Feeling awkward about leaving, Claire decides to stay at home with Yumi. At dawn, as Claire sleeps in the bedroom, Yumi quietly approaches her. Using hemp rope, Yumi tightly binds Claire's body, touching her youthful flesh as she draws her into a forbidden taboo relationship. With each successive orgasm, Claire sinks deeper into pleasure, unable to free her body. Their relationship plunges headfirst into a lesbian hell filled with endless climaxes and the ecstasy of bondage.