When Al Pennant buys the huge mansion overlooking the Reichenbach falls, he knows that it's last owner was a Nazi who tortured many people to death on the premises, but only his son Tod senses that his evil is still there. When they move in, Tod starts seeing things; then Al's wife, Veronica, witnesses a torture. Even then he persists in transporting the entire mansion to Long Island. But the evil remains, and they keep…