Mistress Suzy wanted to choke this guy because he was a liar. She did not want to be a victim of his lies anymore and since she had had enough, she had to make sure that she humiliated him so that he never did it again. The mistress chose to spit into his mouth and to use her leg scissor skills to drive some sense into his head. He agreed never to lie.
Mistress Suzy wanted to prove to this guy that his temper was his undoing. And she also wanted him to learn to keep it in check. She told him it would not help him but he did not listen to her. She pissed him off deliberately today and out of anger, he tried to hit her. She used her mixed martial arts skills to beat the shit out of him and teach him to be slow to anger.