Ninja of New York

Endless. Immortal. Eternal. When one lives a life such as this, an existence without end, only one fate awaits. Insanity. Broken by more than a thousand of years of travels, centuries after the Fourth Shinobi War, a young man finds himself in a city at war. Mutants. Aliens. Ninja, and one very annoying girl who refuses to leave him alone. Which side will he choose? NarutoxKarai!