Follow the story of how the Old West was won—and lost—through the blood, sweat and tears of many. Spanning 15 years before, during and following the Civil War from 1859 to 1874, embark on an emotional journey across a country at war with itself, experienced through the lens of families, friends and foes all attempting to discover what it truly means to be the United States of America.

A former gunslinger is forced to take up arms again when he and his cattle crew are threatened by a corrupt lawman.

In 2013, there are no highways, no I-ways, no dreams of a better tomorrow, only scattered survivors across what was once the Unites States. Into this apocalyptic wasteland comes an enigmatic drifter with a mule, a knack for Shakespeare, and something yet undiscovered: the power to inspire hope.

Wounded Civil War soldier John Dunbar tries to commit suicide—and becomes a hero instead. As a reward, he's assigned to his dream post, a remote junction on the Western frontier, and soon makes unlikely friends with the local Sioux tribe.