Doctor Who And The Deadly Assassin

Novelization of the Doctor Who TV episodes/story of the same name.A mysterious evil is at work on Gallifrey. The President of the Time Lords has been assassinated and the Doctor caught red-handed. An inexorable master plan has been set in motion. There can be no escape.In order to prove his innocence the Doctor must pursue his enemy into the Matrix, a dream-like repository of knowledge formed from the minds of dead Time Lords. However, he quickly discovers that in the Matrix the real assassin rules and behind this enemy lurks the even more deadlier menace of his old adversary - the Master.