Doctor Who: Matrix (Past Doctor Adventures #16)
A crystal from the TARDIS' telepathic circuits has a serious effect on the Doctor's mind, and Ace finds herself isolated and in danger.
What part is the Doctor being forced to play? What is the secret of the 12 shadow-TARDISes which eerily wait in silence for events to play out? Only a...more
The dark tone of the book is unrelenting as Ace ends up abandoned on the unforgivin ...more