Therednightwassetwithinthespaceofafewhoursandintwolocations-therichmadamLesparre'soldcastle(wherecelebrationsareunderwaytomarkthemarriageofherdaughterGinettetothehandsomeRobert)andthesinistermill'Moulin-Maudit'.Theyoungcoupleleavetotheirhoneymoondrivenbyamysteriouschauffeur.