In the failing town of Marrow, the unclaimed dead pass through Nell's hands on their way to a quiet county cremation no one will ever question. Most are exactly what the paperwork says. Some are not. The Night Registry is forensic mystery about an aging woman who notices the one detail everyone else is paid to overlook — a pressed collar, a manicured hand, a ring someone tried to pry from a corpse — and won't stop pulling the thread, whatever it costs her.