The Duttons deal with a painful family anniversary. Kayce saves a young girl from danger. Jamie and Beth plan their respective political careers. Rainwater makes an ominous threat to the Dutton legacy.

Rip stumbles upon a dangerous and dire situation. A plan is set in motion designed to squeeze John Dutton and threaten his way of life. Monica begins a tough recovery.

Jamie tries desperately to walk back a previous mistake. Kayce tracks down evidence. Monica and Martin attend a traditional Indian horse relay.

The reason for Beth and Jamie's toxic relationship is revealed; Kayce bends the rules to help a family in need; and Rip and the boys get into a confrontation with two men from John's past.

John is sworn in as governor of Montana, settles into the powers of his office and makes bold moves to protect the Yellowstone, and the bunkhouse and the Duttons enjoy the Governor's Ball.

John makes a passionate speech to the state of Montana, a formidable new opponent from Market Equities arrives on a private jet, and the cowboys on the Yellowstone deal with a new problem.

John tells Clara to cancel his Capitol meetings so he can brand cattle with the Yellowstone cowboys, and Beth's disdain for a perceived rival reaches a boiling point.