In this first of two volumes collecting 2017's giant Doctor Who crossover event, witness the return of Jenny, the Doctor's daughter, who has a terrifying message for the Twelfth Doctor, Bill, and Nardole: the Void is hungry, and it's beginning to devour the universe we know and love!From there, the threat of the Void spirals out to affect all of the Doctor's incarnations - from the Ninth, who re-encounters Silurian detective Madame Vastra, to the Tenth, who battles cybernetic foes on a space station orbiting a white hole, to the Eleventh, who journeys beyond the universe and into an impossible era of his civilization's ancient past...!