In Harris County, Deputy Dennis Wolfford responds to the murder of a 20-year old convenience store clerk, killed by a gunman wearing a mask and gloves. With no witnesses able to identify the shooter, he relies on the surveillance footage to reveal a possible lead. Then, in Birmingham, Detective Jody Jacobs leads his team as they investigate the homicide of a man beaten to death by numerous assailants. With no physical evidence, he must rely on help from the neighborhood to help him break the case.