Hot girl is facesitting male sub and stroking his cock under the guidance of a doctor
A little bit of brutal handjob and facesitting are used by cruel nurses when in need to get cum smaples
Doctor is controlling a couple forcing collared slut to suck some cum out of the cock
Classy bitch is taking notes describing the process of attaching big weights to test subject's penis and balls
Dude has his penis studied with medical tools and his ass examined with nurse-driven strapon
Girls are testing male ability to get hard: all three are naked - test subject, the nurse and sexy doctor
