Drugs, terrorism, and political assassination - the evil Empire of the Spiritual Ninja has struck again, and only the great Ninja Master has the ability to wipe them out. But, he has a formidable opponent on his hands, because it is one of his old pupils who now rules the dark side of the Ninja power. A thunderous attack on the Empire's headquarters is the fighting ground for one of the fiercest battles ever waged to restore the true spirit of Ninja honor.
—Trans World Entertainment