About the book: 2018 / The whole Universe is at stake, and three Doctors have to unite to save it. The tenth hunts werewolf Zygons in Elizabethan England. Eleven investigates the mysterious paintings in the National Gallery in the present day. And the third - the man they once were, but who is never spoken of - fights the Daleks in the Time War. Driven by desperation, the War Doctor prepares to make a terrible decision that will determine the fate of the entire world... a decision that not even a Time Lord can make alone. On this day, the different incarnations of the Doctor will stand shoulder to shoulder to save the Earth, the Universe and his own soul.