The evil dictator Kunitoki has long envied the powerfulness of the ninja fraternity and would do anything to get their knowledge. To this end he has pledged an oath to their complete destruction. Once every decade all ninja must go to the dry land of Lin Fen where they pay court to the Shrine of the White Ninja and have further instructions from the Koga Scrolls. Seizing the opportunity, Kunitoki summons forth all the spirits from the deepness of the Hell and flung their full force against the accumulated ninja. None escaped the anger of Kunitoki. Word soon reached Armakuni, the last ninja, of the agonistic catastrophe that had slain his brothers, and assembling all his courage, he swore to bring an awful retaliation on the dictator and all his followers. What unanticipated hazards lay in wait for him?