In Springfield, GA, a family built their reputation on Christian values while raising three sons. A shocking 911 call reveals a grisly massacre and unveils a sordid tale of duplicity, desire and a killer in the family.

In Golden Valley, MN, a web of greed and corruption exists within a family that runs a revered landscaping business. In the aftermath of a grim murder in the family, a quest for revenge is unearthed, unveiling a killer within.

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.

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.