In his crusade against the city’s gambling houses District Attorney Graham runs afoul of lawyer Judson Flagg who owns a notorious joint. Trying to deflect Graham, Flagg introduces his aide Joe Hunter to the D.A.’s daughter Aline. The slick Hunter convinces Aline to marry in secret. When Hunter shots Graham during a raid he extorts a necklace from Aline by confessing their marriage is a sham arranged to politically harm her father and threatening exposure. Hunter flees but Flagg attempts to put the girl in a compromising position, but she is saved in the nick of time.