Jon should have been even more concerned about it, since he not only left Sarah's original bedroom, but also the house itself, but again, the magic kept him from that.
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Meanwhile, as Jon wandered the neighborhood looking for a new identity, Karyn showed up at the side entrance to the school, next to the gym, still repeating the phrase "side entrance, gym" to herself on the way there, becoming kind of a mantra, actually. But when she arrived, no one was there to meet her. In fact, she began to wonder if she was supposed to meet anyone at all. She had this vague memory of someone calling her on the phone earlier ... Jon McMillan? Who was that? She had a feeling that she should know, but then just shrugged her shoulders and entered the school, putting it out of her mind.