Underkill

It began in a hospital—the incredible trail of clues which lead to the discovery of the invasion of Earth... Normally the socio-political problems of the outside world did not concern Dr. Malcoml and his wife, safely cocooned in their hospital work. But it was their misfortune to be on duty the night the three patients were admitted to the Intensive Care Unit... a small boy, a beautifyl girl, and an old man—all clost to death, all victims of a diseased society. Malcolm's investigations revealed a further link between the three—one which involved the medics with an all-powerful police force and took them to the sub-surface city of Plessat... the centre of an extra-terrestrial conspiracy of super-elite beings dedicated to curing the terminal illness of the planet Earth...