Mistress Petra will do some of the most fucked up things to her slaves. She doesn't even care if the slave is about to cry. Miss Petra will pull out a condom that is used. From there she will take the condom and empty the condom out into her slaves mouth. The condom contains the sperm from the night before, and it's so sticky.
Mistress Black Diamond always gets what she wants no matter who is humiliated. Her slaves all know that she does things much differently than other mistresses. She will force her slave to cum into a cup, but she also will have her slave drink all of the cum from the cup. She loves to humiliate her slave to the fullest extent, and she is laughing the whole time.