Jon woke up the next morning, with no knowledge of the prowler that made a quick visit the night before.
After he stretched, he looked at the stone on his nightstand. Ideas for wishes filled his head. As it turned out, this stone's target was Jon. That was fortunate for him, as long as he was the one doing the wishing. If anyone else tried to use the stone, however, their wishes would be granted to Jon, and not themselves.
Jon picked up the stone and said "I wish ..."