Episode 1 - A Family Affair

Detectives hunt for the murderer of a businessman who was shot dead in his bed two days after Christmas. They try to find the killer by looking at the last 24 hours of the victim's life.

Episode 2 - Mad Love

A Portland factory worker finds his missing SUV two months after it went missing, with the body of his estranged wife in the back seat.

Episode 3 - Till Death Do Us Part

Katrina Smith is reported missing in a close-knit community near Chicago, and detectives are faced with three prime suspects when her body is found in a river.

Episode 4 - Senseless Slaughter

When a small-town Michigan couple is slaughtered in their own home, the only hard evidence is a trail of footprints in the snow, and the case soon goes cold. That is, until a random tip leads investigators right back to square one.

Episode 5 - Last Call

Police investigate when the body of a 24-year-old college student is found dumped in a Brooklyn neighbourhood.

Episode 6 - A Nightmare Before Christmas

Just days before Christmas, an Ohio man is gunned down in his home. And as detectives narrow the timeline to a mere eight-minute window, they need to determine the identity of a mystery man with a sinister motive.

Episode 7 - No Good Deed Goes Unpunished

Florida detectives suspect a missing 49-year-old hotelier named Sabine Musil Buehler has been murdered. And in the no-body homicide, narrowing down the timeline proves more critical than ever

Episode 8 - Stranger in the Dark

Episode 9 - Deadly Puppet Master

As detectives investigate the brutal murder of a Tampa bartender, it’s the victim’s own handwritten notes that break the case wide open, and the team soon closes in on a manipulative predator who cleverly outsourced his cold-blooded ambitions.

Episode 10 - Interview with the Devil

A media firestorm erupts in Georgia when a law student's dismembered torso is discovered in a dustbin outside her home.

Episode 11 - Keep Friends Close, Enemies Closer

A 63-year-old retired Air Force captain is doused with sulfuric acid in the parking lot of a Florida supermarket. Eyewitnesses describe a shirtless attacker in his 30s, and investigators eventually uncover a deadly neighborhood feud and a manipulative mastermind with a barbaric plan.

Episode 12 - Three's a Crowd

An exploration of how the shooter of Desiree Sunford, a teacher, was brought to justice and how he nearly evaded the law altogether.

Episode 13 - Killer Crush

When an Iowa man is gunned down in his sleep, suspicions swirl around his fiancée. But the list of suspects soon expands to include her two ex-boyfriends and a mysterious case of stolen identity.

Episode 14 - Follow The Money

Episode 15 - Betrayed By Love

Episode 16 - The Mutant

Episode 17 - Threes A Crowd

Episode 18 - Marked For Death

Episode 19 - Peace Love and Murder

Episode 20 - Behind Closed Doors

Episode 21 - An Eye for an Eye

Episode 22 - The Devil You Know

Episode 23 - Revenge is a Dish Best Served Cold

Episode 24 - Blown Away

Episode 25 - Heart of Darkness

Episode 26 - Deadly Flirtation