Dr. Wallace B. Peterson wants the fame of the discovery of a lost civilization in Antarctica for himself and so kills his colleague Professor Strauss. On the exploratory mission he is then captured and kept prisoner by that lost race of monstrous men who want to know everything about the outside world. A long time later he manages to escape but returning to civilization he doesn't feel well and goes to relax at the House of Mystery. There he finally melts to water having physically become like one of those lost men.; Frank Cable sends four explorers to place special metal rods at the highest, lowest, hottest and coldest parts of the Earth.; Alaskan miners are being attacked by someone, is it the Su-Ka-Tae or something else?; After killing a man, Willie goes to his estranged father for help evading the police.; After stealing a ruby ring in Tibet, Dan Russell is cursed to die by a vengeful wind.