100% girl, but now Jon wants something unexpected

...another female reproductive system. Not a hermaphrodite like Karyn, not the slightest trace of male influence. "Wow," Jon said. "I guess I really am a girl now. This is truly just me, with no additional parts from you." Jon's voice betrayed that she was not unhappy about this at all. She had really come to like having female genitals after all and wasn't really in a hurry to get back to normal. "Hold on Jon, let me fix that for you..." "No! I've rethought things. Let me stay like this for now. Your parents are gone for the morning, right? We can do whatever we want for a while with no one around to watch us. That's actually a rare opportunity and I don't want to waste it. But I have some further requests." "Further requests? Like my extra pair of arms you mean?" Karyn asked, holding up all four arms. "Yeah I want to try that too. But what I really want..."