When a not-so-popular lawyer is killed on the county line, Maksville County Sheriff Alden Rockwell must reluctantly work with the newly elected Sheriff Jo Porter of the neighboring York county. Her “big city” methods clash with his “old school” ways, but when the murderer continues to strike, they must learn to set aside their differences and work together in order to stop the killer.

Follow the violent world of the Dutton family, who controls the largest contiguous ranch in the United States. Led by their patriarch John Dutton, the family defends their property against constant attack by land developers, an Indian reservation, and America’s first National Park.