Stranded in the jungles of Kembel, the most hostile planet in the Galaxy, Space Security agent Marc Cory has stumbled across the most deadly plot ever hatched - the Daleks are about to invade and destroy the Universe. Cory has to get a warning back to Earth before it's too late - but the Daleks find him first.

Months later the Doctor and his companions arrive on Kembel and find Cory's message. But it may already be too late for Earth - the Daleks' masterplan has already begun...

Novelization of the Doctor Who TV series; one episode story "Mission to the Unknown" (1965), script by Terry Nation and parts one to six of the twelve part story "The Daleks' Master Plan" (1965-6), script by Terry Nation and Dennis Spooner.

Novel is labelled as "The Dalek's Master Plan Part 1"