A Russian prince has to flee his country after fighting a duel and falls in love with a duchess. Once he finds out she has a lover, he becomes jealous.

The dashing but arrogant Prince Michael Fedor Lubimoff has to flee Tsarist Russia after falling from grace and settles in Monte-Carlo, where he resumes his life of debauchery as the First World War ravages the fields of Europe… (Film partially lost; reels 3 and 9 out of a total of 11 are missing)