Someone - or something - has been interfering with the time lines, and in order to investigate, the Doctor travels further back in time to the very dawn of the Nazi evil. In the heart of the Germany of the Third Reich, he finds that this little band of thugs and misfits did not take over half the world unaided. 

History must be restored to its proper course, and in his attempt to repair the time lines, the Doctor faces the most terrible dilemma he has ever known ... 

TERRANCE DICKS has written many novels based on DOCTOR WHO television stories, and was script editor of the series for five years.

TIMEWYRM: EXODUS is the second adventure in the Timewyrm series.