Following advice

And Jon did exactly what Zoe had suggested. She waited for her room to change back to a boy's. Only, it didn't work that way. Jon suddenly got very confused, and then realized (s)he did really prefer being a boy after all. She couldn't understand how she had thought that it was best to be female. There was a knock on the door. "Come in," said Jon. Zoe opened the door. "I see you decided to change your room to a girl's after all," she said, looking around. "No, I didn't! You were wrong!" "How was I wrong?" "Look, Zoe, there were two wishes. The first wish was for me to wear a schoolgirl outfit. It made me prefer being a girl, and it just wore off. The second wish was for me to be a girl, and it doesn't wear off." "And...?" "Zoe, **both** of those wishes affected my room, and only the first one wore off. So I'm still in a girl's room. And I'm still a girl. And our sister Marie is now a boy named Mikey. You must think it's really funny, don't you?" "The only part of that I have anything to do with," said Zoe, "is Mikey. I didn't change you into a girl. That was Karyn's and your fault. And you have your stone. Surely you can figure something out." "Yeah. I can't just change back to a boy, but I wish...."