"I wish that you would forget all about this stone," Mrs. Kavanaugh said with a grin, not realizing that the stone wouldn't work the way it was supposed to.
The stone glowed, granting the wish. But since all the wishes would be granted to the people within ten feet of the stone (and not the one touching the stone), her wish was granted to the two men who gave her the stone and the two men who accompanied her into the warehouse. And since all four of the men were looking at her, Mrs. Kavanaugh was the one that forgot about the stone.
She looked down at the object in her hand. What an odd-looking stone, she thought. I wonder where I got it from.
By this time, Jon and Karyn had moved close enough to see what they were doing.
"I'll take that," one of the men said, and the old woman gave him the stone freely. As far as she could tell, it was just a stone.
From the guy's voice, Jon figured that the man who took the stone was ...
