Tadanaga's Change of Heart.Namenba infiltrates Edo Castle to speak to the shogun. She is intercepted by the Iga Kurokuwa, but although she kills them all, she suspects someone helped her. She dribbles a truth potion in the sleeping shogun's mouth and questions him. She finds that he knows nothing about Joujin who appears to be acting without the shogun's authority. As she escapes, she encounters Hadaebou who was her mysterious ally...