Stephanie Seabrum attempts to cash a check at a convenience store when she's suddenly ambushed by a man with a gun. He robs her, shoots her and runs off before Stephanie's boyfriend has time to react. Not long into the investigation of Stephanie's murder, Detective JD Stephens gets called in to yet another shooting. Two teenagers, Blanca Badillo and Policarpio Luviano, were killed in a drive-by shooting in the middle of a busy Atlanta highway. While the Atlanta Homicide team juggles two cases at once, they now must ask themselves a frightening question – are these cases linked?