A young man is tasked by the powerful Cardinal Richelieu to capture one of the cardinal's enemies but falls in love with his target's sister. The film marks the last motion picture appearance by stage actor Robert B. Mantell who plays Cardinal Richelieu and the only silent screen performance of opera singer John Charles Thomas.

"The $1,500,000 Picture That makes you see, feel, actually live the tumultuous scenes of romance and intrigue screened from Stanley Weyman's thrilling masterpiece of the Old France and the great Cardinal Richelieu."