When a series of attacks targeting Michael Bennett injures one of his children and causes several deaths, the New York police officer leads an investigation to unravel what the killer's plan is.

Returning to New York from Maine, Stone Barrington helps out a former client who mistakenly thought an old feud would remain in the past.

In upstate New York near the Canadian border, Harley McKenna has had to work for her North Country-criminal father since she was sixteen, and as she is trying to decide whether to stay in the family business or get out, her family's biggest rivals, the Springfields, come gunning for her.