I've captured you and now you've become my human specimen! I've dragged you out of your cage and made you kneel in front of me. I inform you that you'll be performing a series of experiments! First, you'll lotion up your cock then you'll fasten a gag around you're mouth. Second, you'll put on a very tight cock ring. Third, you'll place a container right below the tip of your cock, to later catch your sperm. Fourth, you'll stroke as I instruct you. I give you precise instructions on how fast or slow I need you to stroke. As you perform the experiment, I scribble notes in my notebook. When I see... Show more