One brother is killed when they go after a bank in a nearby town, leading them to draw the conclusion that someone that they know is an informant, as the men of the town appeared to have been waiting for them. They soon learn that it was Murphy, a local bartender, whom they then murder by knocking him out, and tying him up in his barn, which they then set ablaze. The bartender was an agent employed by the Peterson Detective Agency sent to investigate and provide information about the Reno Brothers' crimes.
One brother is killed during a bank robbery attempt, leading them to suspect someone they know is an informant, as the townspeople appeared to have been waiting for them. They later discover that Murphy, a local bartender, was the one who betrayed them and was subsequently murdered by the brothers, tied up in his barn, and set ablaze.