“You didn’t tell me you had a third thing.”
He pointed to a lock near the center of the wall. It was small, silver, no bigger than a thumbnail. It didn’t belong among the others.
“That some doors aren’t meant to keep things out,” he said. “They’re meant to keep something in.”
Part 1 was the jar of fireflies that never died. (He shook it on Christmas Eve, and they spelled a name I’d never heard: Liora. )