Deciding that he didn't want to go through the week with Karyn avoiding him and at most even hating him, he decided to use the stone on her.
"I wish that until Zoe and Sarah are back to normal, Karyn could tolerate my sister." The stone glowed, granting his wish.
And seeing if it worked the way he wanted it to, he knocked on Karyn's front door again.
A moment later, it opened.