It’s a best friends hot step-mom theme, POV/solo, story is best friend saw her cheating on her husband with his step-dad and confronts her on it. He’s going to tell everybody, but she’s always seen him watching her and knows he thinks she’s sexy so using that she teases and tempts him to keep her secret if she’ll go something for him. It starts out just a BJ but he’s much bigger than she’d realized and the risk and wrong of this turns her on more and more and they end up having sex.