A derelict, huddled under the steps of a missionary church, feels enlightened by the sermon of a passionate preacher and infatuated by the beauty of the congregation's pianist, in such a way that he tries to improve his life of poverty by becoming a policeman. His first assignment will be to patrol along Easy Street, the turf of a vicious bully and his criminal gang.
After the train station clerk is assaulted and left bound and gagged, then the departing train and its passengers robbed, a posse goes in hot pursuit of the fleeing bandits.