Cocky, spoiled housewife getting the shit knocked out of her by S&M Mistress, and being forced to do things she never knew existed, or that is against her principles.
or
The S&M Mistress has become a legend in her own mind, thinking that she is very tough because all of her submissive slaves bow down to her, and worship her, but when she gets into a fist fight with a house wife, the house wife knocks the shit out of her, and the house wife makes the Mistress see how it feels to be totally dominated and humiliated, and forced to do things in front of her slaves, and other Mistress'.