Redhead Stepdaughter Caught Masturbating

In the middle of the night you hear things and head downstairs and see your hot stepdaughter playing with her wet pussy. She is really sorry you got the see her or is she...she was actually hoping that you show up and see her legs spread pussy soaking wet. Now what...You have no idea what to think anymore so she has the best advise. Dont think! Just go with it. Just make sure you stay quiet and make her cum hard!