Director Björkman travels to Copenhagen with his daughter Astrid, who is together with a certain Count Erik Lejonsköld. They will take their father-in-law's car and go on a honeymoon to the Riviera. But "Count" gets a telegram from London calling him to a business meeting. Dad Björkman and the daughter decide to go to the Riviera while the suitor must come later. The real Count Erik Lejonsköld comes home to his office in Stockholm and is congratulated on the wedding by his staff. But he did not get married at all, it was a scammer instead of Henry. Erik searches the newspaper notice his wedding announced in Copenhagen and sees a chance to expose the imposter.
A travelling theater-company performs Offenbach's "The Beautiful Helene" when an officer in the audience notices the similarity in appearance between the leading actor Leonard Pettersson and the king Charles XV.With Pettersson dressed as the king and the other actors as the royal suite, they all go to Herrsunda castle where the officer is trying to make an impression on his fiance.
