Prisoners of The Venusreich

It is 1962, and the world is still recovering from nearly 40 years of all-out war. The British and Russian empires face off across the ruins of defeated Austro-Hungary in the east, and the desolate plains of North America to the west. Commander James Gleeson is relaxing as the luxury liner Brittanic returns from Mars to Earth, when his cruise is interrupted by the attack of a strange spacecraft. It seems that hidden in the clouds of Venus, an old enemy has been rebuilding its strength...