Your girlfriend hasn't been herself recently. She sits you down and explains she found a new category of pornography that shows women being degraded... and she likes it. Something has awoken in her and she wants to be treated like the slut she is. She starts off by spanking herself... starting slow and softly as she gains confidence and gets more vocal and dirty. She pulls out a paddle and spanks herself harder until her cheeks are red. Maybe this is the start of something good