"Lady Oscar," also known as "The Rose of Versailles," is a historical drama set in 18th-century France, primarily during the years leading up to the French Revolution. The story centers on Oscar François de Jarjayes, a noblewoman raised as a man by her father, General Jarjayes, to succeed him as the commander of the Royal Guard. Oscar grows up to become a skilled swordswoman and a loyal protector of the French royal family, particularly Marie Antoinette, whom she serves as a close confidante and bodyguard.

The narrative intertwines Oscar's personal struggles with the broader political and social upheavals of the time. As a woman living in a man's role, Oscar grapples with her identity, societal expectations, and her feelings for André Grandier, her childhood friend and servant, who harbors unrequited love for her. Their relationship evolves against the backdrop of court intrigue, class disparity, and the growing unrest among the French populace.

Marie Antoinette's journey is another focal point, depicting her transformation from a naive young queen to a controversial figure whose extravagance and detachment from the suffering of the common people contribute to the monarchy's decline. The series explores her relationships with key figures, including her husband, King Louis XVI, and her confidante, the Duchess de Polignac, as well as her eventual downfall.

The plot also delves into the lives of other characters, such as Rosalie Lamorlière, a young commoner whose fate becomes intertwined with Oscar's, and Count Axel von Fersen, a Swedish nobleman who becomes romantically involved with Marie Antoinette. These subplots highlight the stark contrasts between the aristocracy and the impoverished masses, emphasizing the growing tensions that culminate in the French Revolution.

As the revolution unfolds, Oscar's loyalty to the monarchy is tested, and she begins to question her role in a system that perpetuates inequality. Her journey reflects the broader themes of justice, sacrifice, and the search for personal and societal redemption. The series concludes with the fall of the monarchy, the execution of key figures, and Oscar's ultimate fate, which is marked by both tragedy and heroism.

"Lady Oscar" is a richly layered narrative that combines historical events with personal drama, offering a compelling exploration of identity, duty, and the human cost of revolution. Its portrayal of complex characters and its attention to historical detail make it a standout in the genre of historical anime.