Elsie discovers a possible source of sabotage, while Bernard searches for clues to anomalies in a sector thought to be abandoned. Theresa questions Ford's leadership while Lee encounters a new arrival at Westworld. The Man in Black and Teddy run afoul of a Union garrison in their attempt to cross a border.

With Theresa's assistance, Charlotte Hale aims to expose dangerous flaws in Ford's creations. William, Dolores and Lawrence journey into treacherous terrain. Maeve delivers an ultimatum to Lutz and Sylvester. With his back to the wall, Bernard considers his next move.

Ford unveils his vision for a bold new narrative. Enlightened by Bernard and the Man in Black, Dolores comes to terms with who she is. Maeve sets her liberation plan in motion as Westworld faces a major upheaval.