Your step-mom walks into your room in her towel catching you jerking off to her panties. She says she knows you've been taking them and jizzing in them. Eventually she drops her towel telling you not to stop, you hesitate and she says fine, she'll do it herself. She gives you a handjob talking about how you like to cum in your step-mom's panties until she makes you cum in her panties, then puts them on and leaves.