Have her give you a handjob.
From Create Your Own Story
You take hold of her hand and place it over your penis. You sigh with pleasure at the feel of her warm flesh touching the taut skin of your erect penis. She nervously closes her fingers around your quivering shaft.
"Stroke it," you order her. "Yes, like that. Good girl."
She blushes faintly, clearly embarassed by your praise, and moves her hand faster and faster up and down your shaft. Her hand is sweating slightly, and that feels good as she fists you. All too soon, though, you feel a stirring in your balls that means that you're going to erupt...
Do you:
