"1923" depicts the Rocky Mountains in the early twentieth century, a time when they were plagued by pandemics, historic droughts, the end of Prohibition, and the Great Depression, and introduces a new generation of the Duttons who call that region home.

In season 2, a cruel winter brings new challenges and unfinished business to Jacob and Cara back at Dutton ranch. With harsh conditions and adversaries threatening to end the Dutton legacy, Spencer embarks on an arduous journey home, racing against time to save his family in Montana. Meanwhile, Alexandra sets off on her own harrowing trans-Atlantic journey to find Spencer and reclaim their love.