She wants to watch

Biting her lip, Amy moves back a little, sitting on the kitchen's one chair. "Show me how much you're enjoying yourself."

"W-what?" James suddenly gasps.

"Show me," Amy continues, pointing at his cock, still standing erect and pointing straight at her.

"Um.... you.. you can see it..." James replies, still not quite catching what she meant.

Amy rolls her eyes as she watches him. "Stroke it for me nerd!" she finally orders.

Almost without thinking, James grips his cock in one hand, giving it a couple of short sharp tugs, before stopping, but not letting go.

"Keep going..."