The Mistress is harassing her slave laborer by attaching a dumb-bell on his balls. She is whipping him through the room with the weight tugging on his balls. She grabs the weight and scares him to let it fall. Many more harassments like exercising with the dumb-bell, regardless of his aching balls. At the end she threatens him to destroy his balls with the drill. Length 9:39 minutes. ballbustingchicks.com