After Curtis finds gold nearby, the town is swamped with a gold rush. Even Austin is caught up in the excitement, becoming partners with Curtis and heading out to the claim. Soon, a small company of calvary arrive in town, led by a man named Captain Armstrong, whom Mosby believes was responsible for the death of his wife and entire family. After Mosby kidnaps him and attempts to get a confession out of him, Newt throws Mosby in jail. It's then discovered that the so called calvary are there not to transport the gold to the Denver mint, but to steal it and flee to Canada!! Newt ends up letting Mosby out of jail and the two team up to recover the gold and bring the thieves to justice. After a confrontation with Armstrong, Mosby finally gets the information he was looking for, before Armstrong commits suicide.
