The Doctor, Sarah Jane Smith and Harry Sullivan return to Space Station Nerva in search of the TARDIS. Instead, they find peril, disease and... Cybermen!
These cybernetic monsters have devised a plan to eliminate the greatest threat to their existence. And if the Doctor and his human compatriots do not play their part in this scheme, they are to be destroyed.
**This title will be going out of print when current CD stocks have been sold**