Once inside, he discovers a cutthroat world where beautiful but conniving men engage in ruthless political sabotage to catch the attention of the newly crowned, pragmatic Shogun, (played brilliantly by Kou Shibasaki). 👥 The Star-Studded Cast

: How the opulent costumes and "fey" mannerisms of the men reflect their lack of political agency.

Set in the early 18th century, the movie presents a premise where a mysterious disease known as "Red Pox" has decimated the male population, leaving a ratio of four women to every one man. Because of this, women have taken over the roles of breadwinners, laborers, and political leaders.

Within the Ōoku, Mizuno discovers a world of intense rivalry, political plotting, and hidden desires. The men vie for the shōgun's favor, using their looks and wits as weapons. The power structure is unpredictable until a new, bold shōgun, (Ko Shibasaki), takes the throne. She has no patience for the intrigue of the Ōoku and sets out to reform it, leading to a dramatic series of events that will test everyone's loyalty and courage.