Restless souls in Demon City have awakened and broken free of their seal, escaping the guarded city.
By using forbidden ninjutsu on innocent animals, turning them into puppet warriors, the evils plan to invade Angel City, release their leader and rule the world again. The abuse of forbidden ninjutsu has caused rapid environment deterioration, washing and rocking the land with tsunamis and earthquakes.

As the last hope of the world and the ‘chosen one’, the player needs to embrace the ways of the ninja, protect Angel City and restore the natural balance of order, utilizing extraordinary ninja skills along the way.