When tonic sellers Fergal O'Brien and Randolph McDougal decided to settle in Destiny, they reckoned the new railroad would make Destiny a boomtown, but it only brought an onslaught of surly gunslingers. While Fergal sells his tonic---a universal remedy to cure all ills---Randolph becomes sheriff of the dusty town. Throwing the ruffians in a half-built jail is his solution for dealing with a corrupt mayoral election and ten thousand dollars disappearing...