Facesitting, harsh cock stroking and high heel balls trampling are parts of modern medical procedures
Mad scientists ate checking out if cum can be pumped out of the balls with electric shocking device
Girls are testing male ability to get hard: all three are naked - test subject, the nurse and sexy doctor
Some os the medical tests require female doctor to use strapon tool to penetrate men in their asses
Slutty doctor is doing the test where nude male is teased with soft girl's feet and not allowed to ejaculate
A couple of sexy medical students in heels have taken male into sexual slavery and forced him to lick their cunts
