Bizarre medical tests where collared and leashed male is forced to fuck while doctor is watching
Naughty nurse turned out penis examination into pure humiliation: teasing manhoos with her hands and feet
Milking is too long and too painful when it is performed under the guidance of perverted female doctor
Getting cum samples is not easy: bitches are using trampling, strap-on and cock teasing to make test subject ejaculate
Classy bitch is taking notes describing the process of attaching big weights to test subject's penis and balls
