 A.D. 1997, New York City Having vanquished the evil crime empire, Neo Zeed, the ninja master Shinobi and his combat ninja skills, were not heard from again. But a new threat arouse, in a reptilian form that lived on vicious instinct alone. The colossal monster moved slowly and quietly, and its attack was relentless. The souls unfortunate enough to live became hostages, and mass panic swept the streets. It remained only for Shinobi to take action. His weapons were stealth and quickness of attack, his only allies when facing over overwhelming force. Relying on Ninja weapons and magic, Shinobi fought on, assisted by his faithful dog.