A film about werewolves, vampires and warlocks. The main hero is an immortal ninja from the dark ages.
Our main character is a shinobi who becomes immortal to rid the world of monsters for as long as it takes.
He rid the world of monsters, fighting them nonstop for nearly 200 years.
He now lives in a world without that what he used to live for.
He is a private investigator now, and finds himself face to face with a werewolf for the first time in over 800 years