After attempting to seduce Sei, the aristocrat Yoshinobu begins to tell her about his past. With Sei's support, Yoshinobu makes up his mind to take on the role of shogun. However, his decision to call off the Choshu expedition and request an imperial order to stop the fighting enrages Councillor Ito to the point that he decides to overthrow the Bakufu. Nakamura Goro, who is on Ito's side, has always had feelings for Sei, and he comes up with his own plans to separate her from troop captain Soji, who is the love of her life...
For older teen audiences.