Cognitive dissonance. Everyone gravitates toward getting treated like they feel about themselves inside. Its why your 14 year old honor student is sucking dicks on Friday night in the Wendy's parking lot. and, whay your slutty sister keeps going back to the guy who takes her paycheck and slaps her around.
Because they are garbage. Every single female alive is nothing more than a walking talking breathing cum dumpster. Some try to act like they're more than that, but at their core... every woman alive is a dirty whore. As such, some give in and accept their role and enjoy being humiliated because they KNOW they are trash and should be treated as such.