A man is shot and his pregnant wife stabbed to death in their home by intruders. A burglary gone wrong? The only witness to the brutal attack is their six-year-old daughter, and DC Karen Sharpe is assigned to talk to her. But for Karen - battling demons of her own - the case proves devastatingly traumatic. Soon Karen's terrifying past rears its ugly head, and her relationships with those closest to her begin to buckle. As the police struggle with a summer of violence and unrest, Karen is plunged into the depths of the very world she has been trying to flee...