Mistress Van Licks and her friends wanted to make sure that this slave drank their saliva. They were humiliating him for being incompetent and that is why they chose to use their saliva to do it. The mistresses collected their saliva in a glass jar and they made him drink all of it. They also spat on his face for good measure. It was humiliating and it served its purpose.
This guy told mistress Dana how much into her he was. He told her of his undying love to her and she felt like she had to test it. The mistress used her saliva to test him. The mistress asked him to lick her saliva to prove that he was ready to do anything for her. And to make it tempting, she showed off her hot ass. He swallowed her saliva.
Lady Kara could not believe what she had heard. She was told that her slave invites people when she is not around for orgies. She was surprised and she investigated and found it to be true. She was pissed and she punished her slave for it. He had to learn a lesson and learn it the hard way. She degraded him and forced him to eat her dead skin as well as filings. She also spit on him and he had to swallow it.
This mistress did not have a slave to humiliate today so she resorted to humiliate a doll. She used her shoes to crush it and she also spat on it. She wanted it to lick the soles of her shoes as she crushed it and when she felt it was enough, she spat on it some more. It was a good break from her usual humiliation of slaves and gave her a new perspective of what to do to the slaves.