Wanting to know what it really felt like to be a woman, you had your clitty locked up in a cage that was bolted shut, but that wasn't enough. Over time you added more and more restrictive rubber and steel until you couldn't see yourself as anything but
Your mistress revealed to you months ago you would no longer be allowed to cum with your hands. It took some time, but you finally learned how to cum from her sharp spanks and heavy touch.
