After his wife is murdered, a man becomes a ninja to take revenge on her killers across the streets of New York, in this film that was originally abandoned in 1984 until it was discovered and completed by Vinegar Syndrome.
Liu Chungliang (Commonly credited as John Liu) is a Taiwanese actor and martial artist. He mostly appeared in low-budget Taiwanese action/martial art movies and never appeared in the higher budget Hong Kong martial arts movies from the Shaw Brothers and Golden Harvest. Description above from the Wikipedia article Liu Chungliang licensed under CC-BY-SA, full list of contributors on Wikipedia.