Doctor Who: Shakedown

This unabridged novel features the Seventh Doctor as he uncovers a secret Sontaran plan to destroy the Rutan race, set against the backdrop of a long-standing galactic war. With only one Rutan spy aware of the threat, the story follows his desperate flight across the galaxy to the planet Sentarion. Meanwhile, Professor Bernice Summerfield's research into the war's history begins to reveal unexpected and explosive developments.