“This is different,” Mira whispered. “This is important .”

“If I show you this,” he said, pulling a black USB drive from his coat pocket, “you have to promise never to tell anyone. And you have to promise that one day, you’ll pass it forward.”

Twenty-three years from now, on a rainy April evening, a sixteen-year-old girl in rural Vermont will be searching for a long-lost a1 B-side. And Mira—now a university professor with gray streaks in her hair—will knock on her door, USB drive in hand, and whisper: “I’ve been waiting for you.”