The slave has his leg spreaded wide, so his cock and balls are expoxed for a little game.
Stefanie plays with her feet on his cock, clamps it between her toes, rubs and squeezes for hardening.
But then she placec his balls and steps with all her weight on the sack... and wondering that he's going softer.
Again she begins with the feet-cock rubbing game and once more fullweight step.
The balls nearly plop under her weight.
Filmed with two cams, there is a picture in picture with detail-view (see preview)