Princess Ariane of St. Michel has learned that her beloved homeland is being targeted by the neighboring kingdom of Rhineland. Etienne, the crown prince of Rhineland, is interested in her hand in marriage. Seeing an opportunity to seek out information, she accepts his invitation to visit his country. Ariane plays the part of an airheaded princess, but in the face of Etienne's honest eyes and kindness, she finds it difficult to keep up her act...