The madness first struck at sea! As if at a signal, young and old initiated the wild bacchanal of self-destruction! Never before had a criminal of such horrible, death-dealing genius preyed upon the American people. Never before did Richard Wentworth, who was in secret the dread Spider, combat a foeman of more deadly power. And while the Spider lay gravely wounded, his beloved, Nita went forth alone to battle for her sweetheart as only a brave woman can do!