The riders move into new territory when Teaspoon is assigned to rebuild the way station that was destroyed by renegades in the city of Rock Creek.
The riders befriend a 14-year-old boy who has come to Rock Creek with the purpose to find the men who killed his foster father.
Hickok, Lou and the Kid tangle with a vengeful ex-lawman while escorting a desperado to his execution.
The riders become involved in a murder investigation when a Union Army recruiter is found stabbed following an argument with Noah.
One of the riders is killed by a stray bullet during a shootout and another seeks revenge for his friend's killing.
Cody becomes romantically involved with the young widow whom the riders rescue from murderous gunrunners; Buck tries to put his memories of Ike behind him.
A barfly asks Lou's help; Hickock befriends a wounded Lakota Indian he's helping get home.
The Kid must go against his faith to save Hickok from abolitionist raiders.