"You system is designed to measure your responses -- blood pressure, pulse, the moistness of your vagina and the strength of its grip. It will learn to adjust your stimulation accordingly to keep you from reaching orgasm," the doctor grinned. "It's not perfect though, which is why we also added a second lock. We discovered early that when women orgasm, a special signal is sent from the brain to the body. It wasn't difficult to configure your spinal implant to block that signal, so even if you somehow managed to bring yourself to the edge, your body still cannot cross it."

"MMMMMMHHH!"

I thrashed against my bonds with all my...