When she finally opened her eyes again, it was dark outside. She snatched her phone up off of the nightstand and quickly scanned the empty room. Cass wasn’t here. The clock said it was past 11:00. “Holy hell,” she muttered, shocked she’d slept that long.

She had a text from Aaron, and the one she’d sent had gone through. “Hey, Mrs. McReynolds. I hope you’re holding up okay. Sorry I didn’t text you sooner. Who knew, right? Anyway, we’re all fine. Heather is here, if you haven’t heard by now. I’m not sure what these kids are sending out. She’s been here a long time and seems to know the...