Bat discovers that a bartender serves as John Surratt in order to sell a scandalous story to the local newspaper. After Bat learns the truth, the bartender is found dead and the gambler is blamed for the murder.

Two Dutch treasure hunters search for a legendary Spanish galleon that sank in the Colorado River. Bat attempts to rescue the unwary pair from a desert sandstorm and two crooks who are out to steal the jewels if the ship is found.