An ultrasecret State Department mission code-named Moonwinx propels Doc Savage from the winter streets of Manhattan to the icy waters of the Arctic Sea... and into the frozen heart of Soviet Russia. Marked for death by the Kremlin and on a collision course with a nemesis more vile and vicious than any he has faced before, the Man of Bronze battles an assassin known only as the Red Widow, a master of disguise and a mistress of pain--as well as a venomous human spider poised to pounce without warning....