Radium Pool

Deep beneath the many-hued, volcanic sands of the Manalava Plains is an eerie world. And in this world, in a gem-encrusted cavern, is a pool of shimmering, iridescent matter, guarded by creatures from outer space. Into this unexplored region go two men following the shadowy trail of a vanished girl; searching down the corridors of time for a fragment of a departed age. Intent upon their quest they do not heed the silent voice that warns them of the great peril in the secret recesses of the caver