That fear, that constant vigilance, was what had kept them all alive for eighteen years. It was good, it was smart, but Curtis still found himself giving Grey's shoulder a reassuring squeeze.

"Wait here," he said, lowering him into one of the uncomfortable, plastic seats. "I'm going right there to sign you in," he said, pointing to the nearby window, behind which a nurse was currently eyeing them skeptically.

"Don't stab anybody while I'm gone," he said, and it might've been a joke, had he said it to anyone else.