Rocky, Colt and TumTum must battle an evil wealthy toxic waste dumper in order to save a local Indian tribe and their friend Joe. The 3 Ninjas must help find Joe's father and find a secret disk that contains evidence that could stop the toxic landfill that is destroying the Indian community. However the town is owned by the rich man and he controls the police and even the mayor. They must fight a motorcycle gang and renegade cowboys in this non-stop ninja adventure.
A woman psychologist, who specialises in research about twins, is haunted by her dead mothers ghost.
Michael Sanford and his wife move to his old town so he can take over the family business. However, gruesome murders of children start to happen. Meanwhile, Michael starts to become slowly insane, after he may have witnessed one of the murders and reports it to the police. Is he the murderer, or is it something of his past?
