Why did a desperate man shave his head before visiting Doc Savage headquarters, only to be struck down, his pulsing brain turned to inert stone? What sinister secret did his strange slaying silence? And how was a lizard-green shadow resembling Medusa branded on Doc\'s office wall? These are only some of the questions confronting the Man of Bronze as he pursues a grisly trail of petrified corpses to post-Prohibition Chicago, whose criminal underworld is being terrorized by a serpent-haired demo.
Why did a desperate man shave his head before visiting Doc Savage headquarters, only to be struck down, his pulsing brain turned to inert stone? What sinister secret did his strange slaying silence? And how was a lizard-green shadow resembling Medusa branded on Doc\'s office wall? These are only some of the questions confronting the Man of Bronze as he pursues a grisly trail of petrified corpses to post-Prohibition Chicago, whose criminal underworld is being terrorized by a serpent-haired demo
