The story is about John Dutton (Kevin Costner), the head of the Dutton family, which owns the largest ranch in the United States. Adjacent to the ranch are Yellowstone, the first national park in the United States, Indian reservations, and land purchased by land developers. In a dispute caused by livestock straying into Indian reservations, an accidental casualty occurred, and a dispute involving multiple parties kicked off in this beautiful land of Montana. As the series progresses, he is constantly challenged by forces trying to control the ranch.