Sasuke realizes that he and Kyo share more than murderous intent in their eyes ... they both two wield the same Muramasa sword. Soon the two engage in a brutal test to see who owns the true 'Tenro' sword fabled to have slain thousands. And while the competition heats up, emerging from the shadows is a ferocious foe from Kyo's past: Bikara, one of the generals from the battle of Sekigahara.