In this romantic comedy, a charming Austrian royal guard, Lieutenant Niki, falls head over heels for his new girlfriend Franzi. However, his life takes an unexpected turn when he's forced to marry Princess Anna of the neighboring kingdom of Flausenthurm against his will. As Niki navigates his new royal duties, Franzi follows him to Flausenthurm, sparking a complicated love triangle. When Anna discovers their affair, Franzi takes it upon herself to teach the inexperienced princess how to win her husband's affections, leading to a series of humorous and unexpected events.
The Smiling Lieutenant
A charming military officer is unexpectedly betrothed to a shy princess, while secretly nurturing a passion for a talented violinist.