This mistress was bored and she had to find a way to keep herself entertained. She did not want a form of entertainment which was expensive and that is why she ensured that she used her slave to keep herself entertained. The mistress wore her sneakers and she used them to humiliate the guy and the guy had no choice but to do what she asked him to do as he was scared of her.
Mistress Valentina had to punish her classmate but she could not do it in school because there would be many witnesses. So she had to come up with a way to do it to him at her house. She lured him to her house and when he got there, she used her sneakers to punish him. He had to lick the soles of her sneakers and sniff the stinky sneakers too.