Korak at the Earth's Core (Edgar Rice Burroughs Universe - The Dead Moon Super-Arc Book One) - Hardcoverby Win Scott Eckert (Author), Christopher Paul Carey (Author) Korak the Killer, jungle raised son of Tarzan of the Apes, sets off into the wilds of the prehistoric world at the Earth's core to rescue his daughter Suzanne Clayton, who has gone missing in the mysterious Land of Awful Shadow. But when the airship O 220 is hijacked, Korak and his Mangani friend Akut are stranded and must fight their way across the savage lands and seas of Pellucidar.