Goddess Nemesi had a new slave but he was rude and she was not going to condone any of the nonsense he did. That is why she did what she does best and she used her fisting femdom to punish him. He cried at the amount of pain he felt but she did not care and neither did she stop. She let the loser go after she was done with him.
Goddess Nemesi has no sympathy for losers and she does not like to associate with them. When this guy tried to mess with her, he had to learn his lesson and she chose to make sure that he learned his lesson the hard way. That is why she chose to torture him and she did so with her fisting fetish. He begged her for mercy but she did not show him any.
When this mistress felt that she needed to send a cruel message to this guy, she did it with her fisting fetish. The mistress felt that the best way for her to do what she wanted was to use pain and that is why the fisting idea came to her. It worked as she expected it to and she had a great time doing it. And the message was home.