When a home invasion leaves a father-to-be shot dead, Detective Dianna Baumann's only hope for answers is a suspect fighting for his own life. In Atlanta, two brothers are found shot dead in their home leaving Detective Scott DeMeester with little to go on, when his only potential suspect suddenly wants to talk. When a man is shot dead inside a boarding home, Atlanta detectives try to drum up a lead from a roommate involved with the suspect. The life of a 19-year-old woman hangs in the balance after walking in on an intruder in her home. When Tulsa detectives find the suspect, they realize it's not the first time they've stood face-to-face.