In idyllic Tifton, GA, the Evans family runs a charming flower shop and a successful trucking business and live seemingly perfect lives. But when infidelities threaten their bliss, desperate attempts to stick together end in murder.

The Dorotiks are known as a fun-loving family in San Diego. But when financial issues plague the family's ranch, good times give way to tension and murder. Secret letters, hidden alliances, and wild horses hold the key to exposing a killer in the family.

The Mullinexes appear to be the quintessential all-American family, until, in 2006, a body found floating in a local harbor near Huntington Beach, CA, reveals a dark history of alcohol abuse, addiction and murder.

In Sugar Land, TX, a family's future seems bright until a vicious break-in leaves half of them dead. A shocking murder conspiracy is uncovered that traces back to a vengeful family member.

In Laceyville, PA, the town barber, Joe Colegrove, and his wife Marlene are thought to be perfect parents with a knack for raising strapping sons. But when half the family is slaughtered in their own beds, all eyes turn to the surviving kin.

In Seminole, FL, police receive two frantic 911 calls from separate members of the Kyne family, each accusing the other of murder.

The rocky Cape Cod coastline is bathed in blood after one family's fight for a fortune turns deadly. The investigation uncovers liars, cheaters, and even imposters on the dark path toward finding a killer in this modern day Greek tragedy.

In the city of Rock Hill, SC, the Robertsons seems to have it all: wealth, success and two loving sons. No one suspects there are dark secrets locked within their home's brick walls or that one family member's greed will lead to murder.

Orinda, CA, has been voted one of America's friendliest towns. The history books are rewritten though when one family's war of words turns deadly. Finger-pointing and shocking revelations will stun not just the town, but the entire nation.

The Blue Ridge Mountains of North Carolina make a perfect backdrop -- for murder. Pillars of the community are pulled into a nightmare when affairs, abuse and embezzlement lead to someone losing their head.

A farming family in Texas is so revered by the community that the entire town is named after them. But when several relatives want to start doing business differently, infighting and backstabbing lead to more than one death.

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.

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.

In Buena Park, CA, when widower Pete Montemayor retires from his successful trucking company, his 3 children fight to take control of the family business. In a tense story of kidnapping, greed and deceit, a conspiracy is revealed with a family member at its core.

In a wealthy suburb of San Diego, CA, a divorce attorney, Tim MacNeil, and his wife Doreen enjoy a charmed life with their two teenage children. When one family member is brutally murdered, a blood relative's diabolical conspiracy surfaces.

California's Central Valley is one of "America's breadbaskets", but what is being harvested for one family are greed, lust, and murder. Financial issues and an unwanted pregnancy push one family member over the edge, and another into an early grave.

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.

In the idyllic lakeside town of Nice, CA, Don and Mary Ann Duvardo seem to have it all: a dream home and three thriving children. But someone in the family is living a tangled web of lies. Soon, resentment and greed drive one blood relative to murder.

The Allman sisters have deep roots in their tight-knit Oakland community. When drug dealers threaten the neighborhood, the family decides to stand their ground. But after their house goes up in flames, one family member hides a smoldering secret.

Barry and Anita Ford seem to have it all: success, happiness, and loving in-laws George and Jill. But behind closed doors, envy and rumored-flirtation generate toxic hostility - culminating with one Ford executed in a remote industrial park.

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 Tampa, FL, multimillionaire lottery winner, Jeffrey Dampier, is sharing the wealth with his extended family. But lady luck can be fickle, and this family's red-hot winning streak is soon to end in cold-blooded murder.

In the sleepy town of Bridgeville, DE, a beautiful autumn is interrupted by the mysterious disappearance of Billy Sproates and his uncle John Charbonneau. As investigators dig deeper, a family's disturbing secrets are revealed ... at the bottom of a shallow grave.

In the town of Libertyville, IL, Bruce and Darlene Rouse appear to have everything: wealth, success, and three wonderful children. But behind closed doors, a toxic mix of scorn, jealousy, and greed is about to boil over into a scene of shocking carnage. [also shown as S3:E1]

Three generations of an established household in the Pacific Northwest appear to have it all until a stash of guns is uncovered and a secret video reveals the face of a diabolical killer.