Goddess Katrina wanted to tease and deny her husband and that is what she did. She did not hesitate to do it as she was pissed off at him and she felt that he had to learn his lesson. He had a thing for her ass and that is why she used it to tease and deny him. He felt like crying when she denied him but she did not stop humiliating him.
Goddess Katrina had to teach this guy to be early and to know how to manage time well. She did this because she felt that he was not doing things well and the way she wanted them done. That is why she had to humiliate him so that he learned to change and for him to do it as quickly as possible. The mistress used her feet to do that.