Lady Alice did some auditing of her business's books and she found out her employee had been embezzling from her. She was mad and she had to teach him a lesson. The mistress was pissed and to make sure it never happened again, she tore him a new one by fisting him in the ass. He was in a lot of pain as she did it and he promised to make amends.
Mistress Natalia was not pleased with the way this guy had handled her money. She had paid him to invest her money for her but he did not do the right thing. She lost her money and could not believe that it was all gone. She fisted him painfully and she made him give her back the money plus what she would have made as interest on top of it.
Lady Shay caught her boyfriend cheating on her. She did not want him to ever do that again so she punished him severely. She finger fucked him and when he thought that was all, she went ahead and fisted him painfully. He was turned into a bitch and she brutally punished him. He had to learn never to mess with her again and from that punishment, he never cheated on her again.
Mistress BlackDiamoond did not just fist this guy painfully, she double fisted him. She used both hands to do it and the slave felt like dying. he was in so much pain he could equate it to labor pains. He cried and told the mistress he had learned his lesson but she did not listen to him. She had to finish what she had started and that was her top priority.
Mistress BlackDiamoond found the guy who had carjacked her and she had to teach him a lesson that would serve him for the rest of his life. He did not know her well but she knew him. So she lured him to her torture chambers and she cruelly fisted him in the ass. She made sure to do it without any lube so that it would be even more painful for him.