When child killer Kit Nelson, a terrifying kidnapper who always returns his victims home, reappears from the past, the team is in a race against time to catch the man before he kills again.
San Francisco Detective Rebecca Madsen turns to Alcatraz expert and comic book enthusiast, Dr. Diego "Doc" Soto, to help her piece together the inexplicable sequence of events.
When San Francisco Police Department Detective Rebecca Madsen is assigned to a grisly homicide case, a fingerprint leads her to a shocking suspect, an Alcatraz inmate who died over 30 years ago.