A young boy named Jiro finds his mother and sister murdered in his home. Falsely accused of the crime, he flees from his village and meets a priest named Tenkai, who has him kill a rogue ninja named Tarouza. After fulfilling that task, Jiro undergoes training to become a master assassin. Many years...
Legendary samurai Jubei Yagyu must face off against a necromancer and his army of the undead in order to rescue Ohiro the young ninja girl from the clutches of Inshun Hozoin, the evil man slated to become lord of darkness on the eve of Armageddon. No living man is a match for Jubei's sword, but...
In the future, Miko, a Japanese psychic warrior is looking to destroy a corporation that mass produces robots called "Shinobi" in order to avenge the death of her loved one.