An American businessman visiting Nagoya, Japan, meets a woman in a hotel bar. Returning to her room, 3 ninjas kill her and wound him, but he sees the ninja boss' face. Now, he's the prime target of a dangerous ninja cult.

Two L.A. cops with opposing views on what is the best way to uphold the law have to work together to bring down the Yakuza, while trying to protect a beautiful woman.

The Turtles and the Shredder battle once again, this time for the last canister of the ooze that created the Turtles, with which Shredder wants to unleash an army of new mutants.

Four teenage mutant ninja turtles emerge from the shadows to protect New York City from a gang of criminal ninjas.