Adapted from Sanpei Shirato's classic manga, a legend unfolds as Watari, a young boy skilled in ninjutsu, takes on the corruption inside the Iga clan and avenges many unjustly killed ninja by the acts of Sandayu Momochi's scheming vice-leader.
Young swordsman Shintaro must fight against evil officials who plot to overthrow the youthful Shogun.
