Larry McMurtry’s sprawling narrative begins with two ex-Texas Rangers embarking on a cattle drive toward Montana.

Across the vast plains, a grim chase unfolds, pitting Gus against a cruel and untamed outlaw known only as Blue Duck.

Away from the marked path, Jake finds himself drawn into the company of unsavory individuals, while Gus experiences a poignant and somewhat painful encounter with a past love.

A sorrowful event in the Montana Territory compels Call to a difficult vow, sending him on a somber journey back to Texas. The story concludes.