Science!

"Do you still feel this?"

"Ouch! Yes!"

Andy had cut all around his sisters pussy and now slowly pulled her womb out through the resulting hole. Every now and then he poked at her clit, to make sure she still felt it. Slowly but surely she grew annoyed with him.

"How about now?"

"Now what?"

"You didn't feel it? Awesome!"

With a triumphant smile he pulled the womb out all the way, turned it and showed her. "See these two white numbs. Those are nerves, they carry all the sensations."

She wasn't impressed. "Can I have my pussy back please?"