In 1859, families discover the lure of the Old West as they settle in territories from Wyoming to Kansas. Meanwhile, a gruff cowboy finds himself on the run with a prostitute and a young boy after killing a fellow gunman.

Emma has spent her entire life trapped in Fowler’s fundamentalist cult. After a final act of humiliation, she decides to flee. Sam, a fellow member, bound by guilt and defiance, agrees to help her escape.