Larry McMurtry's Sin Killer, the first novel of a major four-volume work, is set in the West when it was still unexplored, with a rich, brilliant cast of characters, their lives as intertwined and memorable as those of Lonesome Dove, a work that is at once literature and great entertainment. It is 1830, and the Berrybender family, rich, aristocratic, English, and fiercely out of place, is on its way up the Missouri River to see the American West as...