John Dutton is sworn in as Governor of Montana. As John settles into the powers of his new office, he makes bold moves to protect the Yellowstone from his opponents. The bunkhouse and the Duttons enjoy the Governor's ball.

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

Beth heads to Salt Lake City to take care of unfinished business. A trap is set for Jamie; Kayce makes an important decision for his family; Rainwater deals with mounting pressure.

John makes swift changes at the Capitol, and later gets some advice from Senator Perry. The venom between Jamie and Beth reaches a boiling point. Rip updates John on his solution to the wolves, and the Yellowstone cowboys brand calves.

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

The Duttons and the Yellowstone enjoy an almost perfect day branding cattle. Montana gets an unexpected visitor from outside. Sarah continues to sink her teeth into Jamie. Rainwater deals with a challenger from within.

John deals with a problem with his herd. Senator Perry delivers news to Rainwater. Jamie and Sarah plan their next move. The entire Yellowstone enjoys a rare evening of fun together. Beth discusses a new business plan with the ranch in mind.

Jamie goes through with his plan. John has an ask for Monica, and lends support to an unexpected friend. The Yellowstone cowboys embark on a big change. A flashback reveals a source of Rip’s loyalty.

After an event rattles the state of Montana, nothing will ever be the same.