Iori, Shungaku, and Gama! Just as a confrontation threatens to break out between these three strong fighters, they part ways with a promise to clash swords again in the main battle of the Grand Tournament of the Shogunate. Iori, who is struggling to enjoy his sword, leaves Gama and Zenmaru behind to set off for Edo! Ran goes after Iori, who teaches her the Ogame style, and she then challenges one of the One Hundred Swordsmen in order to obtain a scroll of her own. Her opponent is none other than Burai Udo of the Seishin style! Can Ran's swordsmanship hold up against a sword powerful enough to split boulders?!