Bat Masterson mixes in politics when President Rutherford B. Bayes and General William Tecumseh Sherman come to Dodge City on a campaign tour but unrest ensues when ex-Confederates threaten violence.
PART 1. Fifteen years after the fact, Bat Masterson finds himself involved in the Lincoln Assassination conspiracy. The niece of an acquitted suspect begs Bat to prevent publication of scurrilous story concerning her uncle's involvement in the tragedy.
Bat imports pretty Dolly McGregor to play the piano in Luke Short's saloon. Rival saloonkeeper Mayor Webber changes city ordinances to outlaw Dolly forcing Bat to fight to change the law.