In Harris County, a family man is shot down in his driveway. With no motive or witnesses lead investigator Deputy Juan Viramontes hopes a clue found on the victim's car can lead to the killer. And in Miami, as a family settles in for the night, gunshots erupt in their front yard. A startled mother walks outside and discovers her son shot dead. Rookie homicide Det. Frank Castillo must delve into the vices of the victim in order to track down the person responsible for this brazen act of violence.