While Frank is consumed with guilt at his part in Billy's shooting, members of his team are brutally attacked in a burst of seemingly random acts of violence.
Answering a call for “officer down,” Frank discovers the victim is not a cop but a prostitute dressed as a cop. Investigating further Frank uncovers an escort ring run by a ruthless vice cop, and must use someone else’s deadly agenda against him.
When simultaneous kidnappings occur in rich and poor neighborhoods, Frank must fight the powers at city hall and the police department to get equal resources and attention for both cases.
Frank defends two cops accused of negligence when they make the life-or-death decision to race an injured child to the hospital without waiting for an ambulance.
When two off-duty cops are involved in a shooting outside a gym, Frank quickly turns from protecting them from I.A. to investigating them for wrong-doing himself. When investigators get close, a friend of Frank’s is killed & he blames himself.