Mistress Mary was so mad at her boyfriend that she chose not to talk to him. She chose to keep quiet but the silence bothered him and he kept pestering her. She snapped and she used her feet to punish him. She humiliated him and turned him into a foot slave. However, even as she made him lick her feet and suck her toes, she still did not talk to him.
When Cassandra is called at her office, she knows it isn't good. She is told that she has a slave that won't take orders from his trainer. She has him come to the office and she is happy to punish him with her filthy feet. She puts her feet in his face and makes him lick the soles of her shoes. She lets him take her shoes off and shoves her feet into his mouth. He has to take her stinky socks off and lick her sweaty and filthy feet.