C78 "Mother says we should do anything for you."(Screwing My Twin Asian Step Sisters 4)

I began to let my tongue slip deeper into her folds until my tongue was doing figure eights around her love button, then down and around her pussy hole, and back up.

As she rocked back and forth on my tongue trying to get it to make direct contact with her clit I slipped one of my fingers along the back of her pussy hole causing her to shiver