This slave thought he knew it all and he tried to do things his way and not the way madame Marissa had instructed him. He ended up messing and since she had warned him, it was now time to punish him and she made sure the punishment was cruel and that it led him to realize he can never ignore her instructions again. He learned his lesson and they never had issues again.
Madame Marissa and her friend madame Madison wanted to try spit fetish. Their other friends had told them how disgusting and degrading it was for the person being spat on and how it was a power play issue. They loved it and had to try it. They got a loser and tried it on him and it was awesome. They were surprised with how good it was and they became addicted to it.