Cullen, Durant, and Campbell try to negotiate a settlement on how the streets will be policed. An act of terror strikes Cheyenne.

Cullen makes a decision to ensure his family’s safety. Campbell hires a new federal marshal to clean up the streets.

Cullens’s family is at risk when a stranger arrives, stirring up old feelings; The Swede faces the consequences.

Cullen deals with trouble at home as he takes railroad matters into his own hands. Campbell makes a move against Durant and Mickey.

As Cullen plans an exit from Fort Smith, he challenges The Swede; when a new adversary arrives, Cheyenne feels his presence.