DuringaninformalvisitinprovinceStyria,whereherepresentstheimperialHabsburghouse,archdukeJohann,brotherofAustrianemperorFrancisI,fallsinlovewithAnnaPlochl,thepostmaster'sequallycommondaughter.JohannandhisarrangedWurtembergroyaltybridebothdeclineadynasticallianceadvisedbyministerMetternichinfavoroftheirprivateloves.Theempero..ddd