A passion for killing

A serial murderer is stalking the streets of Istanbul. A man is found dead in a hotel room, a single stab wound in his heart. Could he be a victim of the 'Peeper', a murderer whose targets up until now have been gay men?A killer with means but no motive, and the body count is rising! The body of the man is delivered to forensics, but it is entirely clean. Has someone tampered with it? Inspector Me...