Kangetsu Tokugawa, who had become a shogun, called a new special Tempei to exterminate the survivors of the Muhô school, the Ogame school and the Suruga fief! Shimon, who had been infiltrated into Edo Castle, was going to try to save Tsuchiryû and pass on to Gama the information he had gleaned, but an unforeseen event occurred! The battle of the demons of war was heading towards its end!