Exposed geek in front of two female doctors: having his balls tormented with their hands and legs
Sometimes anal probing is performed by a sexy nurse with big strap-on cock attached
Girls are testing male ability to get hard: all three are naked - test subject, the nurse and sexy doctor
A couple of nurses are doing the cock probing making in hard with their hands in rubber gloves
Sometimes medical tests go out of hands and men has to lick nurse in between the legs and suck her clitor
Unhuman tests where girls are trying to get man hard by channeling electricity through is body
