Whit Malone, an old army buddy of Slim Sherman's, shows up unexpectedly at the Sherman Ranch and Relay station supposedly to have a visit with Slim. Whit gets Slim drunk reminiscing about old time and also gets him to agree to taking Andy up to his ranch in Montana for some fishing. In the sobering light of the next day, Slim reneges on taking Andy and Whit is forced to reveal that he is allied with one Colonel Brandt who is out to assassinate General William Tecumseh Sherman. General Sherman is expected at the relay station that day. Jess Harper is also expected to return to the ranch from a trip out of town. When Jess arrives Jonesy plays like Jess is a stranger and he picks up immediately that something isn't right at the relay station, playing along with Jonesy. After Jess heads into Laramie Whit figures out that the stranger was Jess and chases after him. Jess rides into an ambush on the road into Laramie and takes a fake fall off his horse. The attackers take no chances and ...