Edward Carnby (Slater), detective of the paranormal, unexplained and supernatural, investigates the recent, mysterious death of a friend. Clues lead him to "Shadow Island," bringing him face to face with bizarre horrors that prove both psychologically disturbing and lethal. Detective Carnby soon discovers that evil demons worshiped by the ancient Abskani culture are planning on coming back to life in the 21st century to once again take over the world.