Episode 1
Investigators in East Baton Rouge, Louisiana, hunt for a serial murderer who carefully carves up and cuts the bodies of his victims after death.
Episode 2
When multiple victims' bodies are dumped around Louisiana's bayou area, a task force is formed to catch a killer who police believe may have strangled over 20 men.
Episode 3
Police in Hartford, Connecticut investigate a string of ruthless killings in the Asylum Hill area committed by a killer with a devastating mark that leaves his victims nearly unrecognizable.
Episode 4
A serial sniper terrorizes the entire D.C. metro area by discreetly targeting random victims out in public and in plain sight.