A clinic's sexy nurse becomes the focus of a cruel experiment. Strapped to an exam table, she given a new kind of electro checmical shock treatment which has her arching in sweat covered agony and ecstasy. She is then given a sound whipping by a sadistic doctor, her reactions to pain and pleasure being noted as she cums hard under the lash. Meanwhile, two hot step sisters are tested and trained in a back room including a being flogged and pleasured with a vacuum device.

Set in the near future, a cyborg hustler with a mechanical cock punishes his wayward ho's. First, a feisty redhead is bound, punished and electro stimmed by her cruel man. Then a tight breasted Latina beauty is turned out with tight bondage and discipline. Finally, the Latina honey is turned over a G2 interrogation robot reprogrammed for bondage and discipline. Wrapped in his tentacles, the pretty Latina pleasures the horny bot until it cums.