The Invisible Enemy
First published: 1979
Cover artist: Roy Knipe
Blurb
A sudden energy flash and the Doctor is infected with the Nucleus of a malignant Virus that threatens to destroy his mind
Meanwhile, on Titan, human slaves prepare the Hive from which the Virus will swarm out and infect the universe.
In search of a cure, Leela takes the Doctor to the Foundation where they make an incredible journey into the Doctor's brain in an attempt to destory the Nucleus.
But can the Doctor free himself from the Nucleus in time to reach Titan and destroy the Hive? Luckily he has help – in the strangely dog-like shape of a mobile computer called K9...
Chapters
| 1 | Contact |
| 2 | The Host |
| 3 | Death Sentence |
| 4 | Foundation |
| 5 | Counter-attack |
| 6 | The Clones |
| 7 | Mind Hunt |
| 8 | Interface |
| 9 | Nucleus |
| 10 | The Antidote |
| 11 | The Hive |
| 12 | Inferno |
