Mistress Carla is the kind of person who likes to use her hard femdom fetish to pass a message. She only uses it after someone has ignored her first warning. When this guy pissed her off today, she had to do what she did and that is why she chose to cruelly teach him a lesson. She smothered him and turned him into an ass slave before she let him go.
Madame Carla wanted to humiliate her boyfriend a little as he had annoyed her and he did not even know about it. When she told him, he refused to apologize claiming that he did not meant anything wrong and it was not intentional. She let it slide but a few days later, she turned him on with her hot ass but as he got turned on, she left him hanging.
Mistress Carla wanted this guy to learn his lesson and so she set out to dominate and humiliate him. But she wanted to do it in such a way that she did not touch him but the humiliation and punishment worked as intended. That is why the mistress chose to use her hot ass to turn him on and then tease and deny him. It worked better than she had hoped it would.