Newlyweds Katie and JD have ever-escalating tension with his ex-wife Robin. Soon, Robin is found shot to death in an apparent robbery gone wrong. The treachery is just beginning as police try to figure out who exactly pulled the trigger on Helium Road.

Keith Gentry is shot in his sleep in the middle of the night, and left to be found by his wife, Darlene. The Texas Rangers are then brought in to investigate the murder, wading through discrepancies and lies as they narrow in on their suspect.

When Eric Somuah's family and co-workers lose touch with him and can't find any trace of him for days, the police are sent to his apartment to investigate. But what they find is far worse than any of them expected.

Random shootings, rapes, and robberies leave almost all of the residents of Phoenix, AZ, scared. On top of that, authorities are seemingly powerless against serial killers that are also waging a war of terror on the streets of the city.

When beloved yoga instructor Michael Dojaquez is found shot dead on his front porch, it appears to be an open and shut robbery homicide. But detectives soon find themselves deep in a bizarre 'love triangle' homicide investigation with no murder weapon and the perfect alibi.

When real estate entrepreneur Marc Despain is found in a pool of blood in his ransacked kitchen by his wife Michelle, police investigators soon suspect a long-simmering family feud may be connected to his murder.

Tireless nurse Bonnie Woodward would never simply disappear and leave her family behind - that's not the type of person she was. After she is found murdered, investigators believe they have her killer but it takes 10 years to break the case wide open.

Trenton Mallory and fiance Amber Smith of Levering, Michigan have had their ups and downs, but things seemed on the upswing when 'Trading Trent' as he was known because of his hobby of buying and selling guns, is found shot in his bed while sleeping.

On the outskirts of Petoskey, MI, blue-collar worker Lyle Kopenkoskey is a well-liked man who lives a simple life with his wife of nearly 40 years. When he's found dead only a mile from his home, investigators race against the clock to uncover the grisly truth behind the cold-blooded crime.

When the wife of a famous New Orleans sportscaster is shot in the face point blank, the killing appears to be random. However, the play-by-play gets more scandalous as the hours go on.

When beloved congregant Rhonda Smith is found in the church office bleeding from gunshot wounds to the head, police question the new pastor which then leads the investigators to an ungodly discovery.

In Pensacola, FL , ex-cop and private investigator, Taylor Wright, is moving into a new home with the love of her life when she inexplicably disappears without a trace. It appears, at first, as if she may have simply run away.

Peace-loving Barbara Weaver, a pillar of the Amish community, is shot to death in her bed. When the clan-like Amish circle their wagons around the brutal murder, investigators discover that the coldest of executioners can hide shoulder to shoulder among the godly.

A family man is found shot to death and dumped in a rural orchard and it looks like a carjacking. Police meticulously piece together surveillance video that seems to show a mystery woman park his car and walk away.

Jennifer Cave's body is found by her stepfather in an Austin, TX, condo. What follows is a manhunt that leads authorities across the Mexican border. Inconclusive evidence leaves many to wonder if police have arrested the right suspect.

An unsolved shooting in 2003 is linked to two similar murders a decade later. Ballistics evidence links all three murders to an unusual bullet type and even more unusual murder weapons. Law enforcement tracks down an unlikely serial killer.

A Midwestern insurance salesman Randy Stone is discovered shot to death on the floor of his Independence, MO, office. An investigation uncovers a rats' nest of lies, betrayal, and greed, along with a shocking secret kept hidden for a decade.

Wholesome wife and mother Susan Fassett is gunned down outside of her church as she leaves choir practice. Police ultimately uncover a network of corruption and illicit sex deceptions just below a flawless surface.

Pamela Hutchinson travels to Florida to attend a friend's funeral, but after extending her stay, she's found dead in her condo's bathroom. The local police launch into an investigation, unveiling a threat that spans across the United States.

Just weeks before Christmas in Early, IA, two men break into the home of Tracey Richter and attack her while her children hide in a nearby bedroom. Tracey shoots and kills one of them in the process, claiming self-defense, but something about her story just doesn't add up.

Police in Chicago, Illinois connect a series of local murders that ends up putting them on the hunt for a serial killer. Little do they know, their target has been busy on the other side of the country, hunting women in the California desert.

An Olympic shot putt athlete is found dead in his own yard, shot multiple times. Police determine that this murder was no random act of violence, and the evidence soon uncovers a series of dark family secrets that threatens to tear them apart.

Body-builder Doug and his deputy sheriff girlfriend Tracy bond over their love of weightlifting, but all they do lately is quarrel. When Doug's body is discovered encased in concrete, all fingers point to Tracy.

When a Texas oil tycoon's badly decomposing body is found in his beauty queen girlfriend's mansion, police fear the worst and issue a nationwide alert to find her. But she may be a victim...or a killer.

Jeremy Simko is a firearms enthusiast whose property is outfitted with every security device, from motion detectors, to cameras, and savage dogs. So when his wife Julene finds him shot to death in bed, police are curious as to how an intruder could get in.

In Newport Beach, CA, millionaire Bill McLaughlin is living a luxurious life inside a gated community until he's shot six times in his own kitchen. When the investigation uncovers sordid affairs and stolen money, they think have the killer, but a lack of evidence causes the case to go cold for 14 years.