The Mistress and slave girl restrain the slave in the stocks. Mistress instructs the slave girl to suck on the slaves cock while he is trapped in the stocks. Mistress then instructs the slave girl to punish the slaves cock and balls by yanking on the cord that is tied tightly around the slaves cock and balls. The slave girl pulls and tugs on the cord extremely hard almost ripping the slaves cock and balls off his body. The slave is in extreme pain and you can see by the way his hands are shaking in the stocks.