:Submission Fantasy:

"Good," she smiles. "Let me try you with a quick test before we start." She goes over to a table a picks up a butt plug: a little rubbery black bulb, the shape of a large radish with a stopper and ring at the top by which to hold it. She squirts it with some lube, rubbing all around it in a way that you are desperate for her to do on your cock.

"Your first question is: where shall I put this?"