When Jon opened his eyes, he saw ... Karyn?
"Karyn, what are you doing here? I wished for an alien, not you."
Karyn looked like she had been caught. Then she said "Jon, I am an alien."
"What?!"
"I'm sorry that I've had to lie to you all these years, but I wasn't sure if I could tell you the truth. I wasn't sure how you'd react. But I guess the cat's out of the bag. You know the truth now."
"Are you saying that you came from another planet before I knew you?"
"Sort of." She sat down. "My family is from a planet fifty light-years from here. When we came to this planet, we ... well ... replaced three humans. A man, a woman, and their daughter."
"Are you saying that you possessed them?"
"Yes. That's what I'm saying."
"Let Karyn go, whatever you are," Jon demanded.
She stood up and pointed to herself. "I'm Karyn, Jon. I'm the one that you became best friends with. If I left this body, the girl I'm in wouldn't even know you. She wouldn't have any memories of the last ten years."
His best friend was an alien? Jon wasn't sure how to take this.
After a long pause, Jon asked "Why did you come to this planet?"
"I've been waiting a long time to tell you this," Karyn said, sitting back down. "It all started back on my home planet when ..."