Lady Bunt enjoyed how this guy was ass worshiping her. The mistress loved it and she felt that she had to do something for him. The mistress wanted to do it as if she was rewarding him. So the mistress wanted to make him cum since she was not going to fuck him. The mistress chose to give him jerk off instructions and she told him to use them to cum.
Lady Bunt is a big flirt. She is so good at it that she was paid by her friend to tease this guy and take advantage of him. Lady Bunt was required to distract the guy so that her friend who hired her could get to steal something valuable from him. And with her sexy ass as the focus of her tease show, the guy did not stand a chance.