 Several months later, Brady reads a newspaper account of turmoil in Central Africa caused by gigantic monsters and surmises that the wasps in the missing rocket were exposed to huge amounts of cosmic radiation because an earlier, minimal overexposure had resulted in the birth of a spider crab twice the size of its mother.Brady and Morgan request a leave of absence from Washington and head for Africa to investigate.In Libreville, equatorial Africa, the territorial agent makes plans for them to travel to meet Dr. Lorentz.