Underneath the cobbled streets Of Edinburgh's old town are medieval stone cellars where a man could scream and never be heard. In Mortal Causes, the tortured body of a young man is found hanging from a Butcher's hook in ...Underneath the cobbled streets Of Edinburgh's old town are medieval stone cellars where a man could scream and never be heard. In Mortal Causes, the tortured body of a young man is found hanging from a Butcher's hook in one of these underground rooms.