A young boy and a girl with a magic crystal must race against pirates and foreign agents in a search for a legendary floating castle.
After a successful robbery leaves famed thief Lupin the Third and his partner Jigen with nothing but a large amount of expertly crafted counterfeit bills, he decides to track down the forgers responsible—and steal any other treasures he may find in the Castle of Cagliostro, including the 'damsel in distress' he finds imprisoned there.
Raised from birth as a man, the Lady Oscar commands the palace guards at Versailles in the years before the French Revolution. Her beauty and noble spirit make her a shining figure in the eyes of both men and women but she is torn between her chosen life of service and duty to class and country and her own heart and desires. She lives as a noble amidst the opulence of Versailles but her keen senses and compassion are not blinded to the poverty of the French people.
