A compelling thriller story that drives the investigator towards an anonymous killer who leaves behind a unique clue. No other significant clues are seen at the murder site and the investigator plucks out facts to conclude the killer. The investigator and the killer have a unique backstory that remains unknown to the Island. Who is the killer? How did the investigator manage to find it? What is the unique clue? What is the backstory of both? gets revealed as the pages move. The final end would be the survival of one, Who is it?