This guy was boring and mistress Dula did not want to continue entertaining him. She had to dominate as well as degrade him and she did so in a way he would not forget. She had tied him up so that he would not resist and she did what she wanted to him. It was super fun for her and she had the time of her life doing it to him.
Mistress Dula wanted to test this slave and she did so with her biting femdom. The mistress felt that the best thing to do to him was to bite him and with the hep of her friend so as to see how he would respond and react to it. They did so and he regretted it and he learned never to mess with her after all that had happened. The mistress