Season 6

Police confront a grisly Valentine's Day surprise when a bullet-riddled body is found in a family home. The usual suspects all have alibis. Detectives follow a trail of secrets, manipulation and betrayal to get at the truth.

In Yale, MI, police responding to a home invasion find one family member dead and another in critical condition. It doesn't take long for detectives to start suspecting the culprit could be someone very close to home.

In Ore City, TX, firefighters extinguish a burning truck only to reveal the charred remains of a human corpse inside. It soon becomes apparent this was no accident and that there's something very evil at play.

In Pueblo, CO, a fire reveals charred fragments of a human corpse. As detectives work to track down the killer, their investigation uncovers cracks in the foundation of a large, multigenerational family.

In Logan, OH, investigators receive word someone has been kidnapped from their job at the bank and driven off in a car that resembles a police cruiser. Eventually, detectives discover a personal connection between the victim and the kidnappers.

In Queens, NYPD detectives discover a bullet-pierced body stuffed into the trunk of a car. They quickly find themselves drawn into a dark tale of brotherhood, backstabbing and betrayal.

On Thanksgiving, police officers sent out on a welfare check in East Hartford, CT, uncover an unthinkable triple homicide. To unmask the killer, detectives must examine a hidden world of disinheritance, rage and dark accusations.

A frantic 911 caller informs police he's found a family member dead. At first, it looks like a simple case of suicide. But a deeper dig reveals a secret world of sex tapes, broken promises and unbelievable murder motives.

Police performing a welfare check stumble upon a brutalized body hidden inside an Alabama home's quaint garden shed. The most shocking part? Another family member perished on this property just two days prior.

Police find a homeowner dead in their driveway, riddled with bullets. Although one of the victim's family members claims to have witnessed the brutal attack, the alleged chain of events raises more questions than answers.