Sisters Lucy and Whitney embark on an emotional journey together after Whitney’s marriage changes their lives. Home from college for the summer and not having Whitney available as before, Lucy accepts a job offer from her local church leader, Bishop Reed. While working there, she discovers a new passion for her faith when she meets newly returned Mormon missionary, Evan. Whitney, elated by her new marriage to Jacob, suddenly is confronted by the fact that married life is not quite the dream she’d imagined.

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.