A while ago back on the island, Nanami became annoyed with her brother's slow progress and decided to collect the swords herself. Along the way, she annihilated the Itezora and then traveled to Shireizan where she wiped out the population and took possession of one of the 12 swords, Akutö Bita. Now in the present, Shichika now confronts Nanami at the Seiryouin Gokenji temple on Mt. Sayabashiri, Tosa, watched by Togame and Princess Hitei's servant Söda Emonzaemon...