When Luna gets a slave that won't obey her, she has to punish him. She sits down on his chest with all her weight but that doesn't seem to phase him. She is not happy about that. Rather than stop punishing him, she is happy to call her friend BigmommaKat and they sit on him together. That makes a difference. They love hearing him wheeze and struggle for breath. That is how a punishment should sound.
The bbw blonde Mistress Cathy treats her slave like a pony as she hits him hard with the riding crop and rides around on the slaves back on the living room floor. Cathy also takes the time to crush her slaves face between her thick thighs. If the slave is not able to bear the weight of Cathy for the required amount of time he is punished with a facesitting