The small town of Poplar Bluff, MO, is jolted awake in 1992 when 31-year-old Laura Wynn is found sexually assaulted and strangled to death in her bedroom. And when a double homicide hits a nearby town, people are terrified. Thirteen years later their fears are confirmed when DNA proves the killer lives among them.

Grosse Point, MI is a privileged community untouched by homicide in over 60 years. So when bookkeeper Barbara Iske is found murdered in the driveway of a local home, the village is shocked. Police use the little evidence they have to catch the killer.

The tiny town of Boonville, MO, is devastated when the body of 8-year-old Alyssa Owen is found near a rural country road. When another body turns up six weeks later, investigators soon learn the senseless brutality of this double homicide.

When 56-year-old widower David Lunz is gunned down in his Palm Harbor, FL, home, this laid-back community fears the worst. It takes investigators more than two years and a surprise clue found 600 miles from the crime scene to nail a killer from David's past.

When 21-year-old Jamaican immigrant Dawnia Dacosta meets a hellish end in 1998, residents of Broward County, FL, are puzzled. Who would want to kill such an angelic, church-going young woman? Detectives are stumped until "divine intervention" strikes and luck leads them to a killer with evil intentions.