Coop has joined a poker game in a town before returning to the wagon train. In the game with him is the renown gambler Link Cheney who is cleaning up. When one of the other players accuses him of cheating Coop steps in to keep the fight fair but not before Link is stabbed. Link had asked Coop about joining the wagon train earlier so Coop helps the wounded man return with him to the wagon train. At the wagon train Dorthea Gilford volunteers to help treat Link who has passed out. Her father and brothers are doctors so she has considerable training as she helps Chris treat Link. Afterwards she volunteers to look after Link although her friend Ada believes it to be improper. Link and Dorthea find themselves falling in love as Dorthea plans to go to the quiet Sacramento while Link was thinking of San Francisco the home of the best gambling. When Link arrives he is recognized by Euchre Jones who wants revenge against Link for leaving him. He has a new young partner Tim Riggs who he believes...