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I love it when a thread degrades to just sexual stuff :)
Looking forward to how this turns out for you Msuscrew, I may have to move the thread though if it goes beyond Penis enlargement basics ;)
A well tailored suit is to women what lingerie is to men.
A well PE'd Penis gives girls the "Wow Eyes"
I :surf: therefore I am
You should probably have her orally simulate a pumping session.
I think it would be quite difficult to attach a pressure gauge to her mouth. Wouldn’t wanna go over 5Hg. :)
From a biomechanical POV, I think it would be fantastic.
Might could just pierce her cheek and have a threaded port for gauge attachment. Mild mannered cheek piercing by day, human PE device by night. Sounds like a good comic book to me. :)