At midnight you die! The message passed before the eyes of the Master Spy like the swift hand of Death from which there was no reprieve. Four hours to live, with the work of a lifetime before him — four hours in which to repair a wrong that threatened the safety of the world! G-8 and his Battle Aces rode the nostalgia boom ten years after World War I ended. These high-flying exploits were tall tales of a World War that might have been, featuring monster bats, German zombies, wolf-men, harpies, Martians, and even tentacled floating monsters. Most of these monstrosities were the work of Germany's seemingly endless supply of mad scientists, chief of whom was G-8's recurring Nemesis, Herr Doktor Krueger.