Amidst a general melting of the ice caps, a weather station in the Himalayas is destroyed and Gamma I commander Rod Jackson and his partner, Frank Pulasky are sent to investigate. Joined by Lisa Nielson (looking for her fiance) and Sharu, their Sherpa guide, they are captured by a race of hairy blue-bodied giants whose leader explains they are the Aytia and have established thi..