Overview:A group of sewer cleaners finds parts of a severed body inside a tunnel. CID is called in to investigate the matter; they go deep into the tunnels and find the rest of the body. Yhe arm is quickly taken to the forensic lab for further investigation. Dr. Salunkhe notices something really interesting about the arm, it seems to be a piece of diamond. What's the murder committed because of this diamond? That’s something we need to find out.