Mistress Elizabeth had a punishment for her slave and it involved him licking her muddy boots. She did not care what he felt or what he thought of the punishment. She wanted him to do it and he had to do it as it was an order. She then recorded as he licked the muddy soles of her boots and she had fun watching it all happen as per her instructions.
Goddess Gabriella wanted to go out but her riding boots were not clean. Since it was her slave's job to clean them and he had not, she had to have them cleaned while she wore them. Further, as punishment, she chose to make the poor guy lick them clean. She did not care how humiliating it was as he had to remember that he had to have them clean at all times.
Mistress Ariel had something her ex wanted but she was not ready to give it to her. She felt that she had to dominate him and humiliate him before she gave it to him. The mistress settled on using her dirty riding boots for it. So she forced the guy to lick the soles of her boots before she agreed to give him what he wanted. He had no choice but to do it.