Missing: seventeen-year-old Kai Dionne and his dog Talia. The search for these two spans a single day, morning twilight to late evening, from the time Kai leaps in a half-frozen river to save the dog to the hour he and Talia are recovered. Each person who comes to the river brings his or her secret needs and desires; each has known loss, and all are survivors: a homeless boy tries to find himself, his lost twin, his double; a childless mother...