The narrative concern Quatermass’s probe of report of hundred of meteorite land merely in the Winnerden Flats country of the UK. His inquiry take him to a immense industrial composite, strikingly similar to his own plan for a Moon settlement. This top-secret installation is in fact the centre of a confederacy involve the foreign infiltration of the high echelon of the British authorities. Quatermass and his allies must now do whatever is necessary to get the better of the foreigner menace before it is too late.