Matt seeks the help of wise Chief Long Robe to track down gunrunners who are supplying renegade Cheyenne braves with rifles used to murder prairie-dwelling families. Long Robe provides Matt with the needed information, but warns him that the death of even a single brave could lead to a violent uprising.
Seriously injured Matt faces a moral dilemma when Blue Horse saves his life and prevents the escape of a prisoner. The Marshal knows that Blue Horse is being sought by the Cavalry as a fugitive from a reservation, and he is well aware that he is duty-bound to assist their search in any way possible.
An old friend of the family comes to Dodge looking for Kitty, but when he finds out she's a saloon owner, he's dismayed. Intent on defending her honor wherever she is insulted, he nearly gets himself killed. Kitty finally tells him that she has no honor, and he keeps making a fool out of himself thinking otherwise. It sends him away and saves his life at the same time.