She is sitting over a mechanical dildo moving up and down. She wants to get her pussy wet and horny before she gets the order from the mistress to take seat with spread legs on a gynecological chair. The mistress start to play with a dildo in her pussy, just to make it a bit more wider and slippery. THen the slave goes down onhis knees and start licking her pussy. His tongue slides between her cuntlips and plays with her clitoris. She is so horny, she wants something stiff between her thighs.