A nine-year-old girl begged for a discarded coat from a hospital to keep her sick mother warm. Inside a hidden pocket, she found a letter leading to a secret treasure.... "Excuse me! Can I have that? It's for my mom." The voice, small but sharp, cut through the biting Cleveland wind. A nine-year-old girl named Nora darted towards the hospital orderly, a tired woman in gray scrubs who was about to heave a black trash bag into a cavernous dumpster. "She doesn't have anything warm to wear," Nora pr