After getting married in Las Vegas, Demetra and Orlando Smith settle down in Atlanta; then, Demetra is found murdered in their home, with her bloody wedding ring pried off her finger and tossed into a sink.
Stephanie Seabrum is shot dead at a convenience store; shortly thereafter, Detective JD Stephens begins looking into the shooting deaths of teens Blanca Badillo and Policarpio Luviano, and the homicide team ponders whether the two cases are linked.
Richard Davis is ambushed and shot after coming to the aid of a woman with a broken down vehicle; Richard succumbs to his wounds at the hospital, leaving the homicide team to track down the mystery woman who lured him to his death.
It's up to the homicide team to find justice for Annaijh Rolax, 9, who is the victim of a drive-by shooting, and Shawn Powe, 15, whose body is found by construction workers in plain sight of a shortcut to school.
Candiace Person is found murdered on her bedroom floor; when the Atlanta homicide detectives arrive on the scene, they soon realize this is no ordinary murder and ponder whether there is a new serial killer on the loose in Atlanta.