Just Call Me Mistress

"Mmm do you like that baby?" I whispered as I rubbed her watching her body squirming beneath me. Biting my lip at her moaning response I flipped her over my hand coming down onto her behind as she yelped out in shock arching her back so her ass moved more into my hand as I gently caressed it my other hand sneaking two fingers into her. Repeating this action I heard her moan fill my ears.
"Yes mistress," she whispered and I grinned darkly leaning down to nibble on her ear before whispering into it seductively.
"My dirty little girl,"