In late 1983, the bodies of five people abducted from a local fast food restaurant are found brutally murdered in an oil field. The main suspect is long believed to be a well-connected local man, until new evidence reveals the true killers had been hiding in plain sight for decades.

Houston, Texas, March 1984. Jack Kennedy discovers his daughters brutally murdered. Their mother and niece spend their lives keeping the case alive. DNA leads nowhere. Thirty years later, an informant gives up a name. But the family's ordeal is far from over.