On the top floor of a small hospital, an unlikely piano prodigy lies in a coma, attended to by his gruff, helpless father. Outside the clinic, a motley vigil assembles beneath a reluctant New Mexico winter — strangers in search of answers, a brush with the mystical, or just an escape. To some the boy is a novelty, to others a religion. Just beyond this ragtag circle roams a disconsolate wolf on...