Ranger Jack Haile is called upon to bring in Lex Crane and his men who are supposedly terrorizing the countryside. Helping an injured Madge Carter gets him into Lex's hideaway and he able to jail Lex and his men. When he realizes the real culprit is Lex's brother Buck, he is captured by Buck's men who now plan to get rid of him and also blow up the jail killing Lex and his men.