A horrifying disease causing genetic mutation has broken loose in Tokyo, leaving the city under attack by an infected monster horde. Only Ken Ogawa and his skilled ninja team have the strength and cunning to overcome the threat and restore the city. But after Ken is betrayed by his father, escaping death by only a narrow margin, he is left on his own to ponder the motivations behind his father's choice and to face the epic battle to come.In Ninja Blade, you must draw on your stealth, strategy skills and an arsenal of specialized weapons, including dual wielding swords, grapple wire hooks and grandes, to destroy the raging infection and restore order to Tokyo. Make use of unique ninja abilities, such as Ninja Vision, which lets you discover hidden information in your environment, and Todom~, a special attack that deals a fatal wound to an enemy's core. Battle your way across modern-day Tokyo and interact with in-game cut scenes through quick-time events designed to put your ninja reflexes to the test.