These storybook mash-ups, written and illustrated by Adam Hargreaves, combine the iconic storytelling of Doctor Who with the whimsical humor and design made famous by his father, Roger Hargreaves. Dr. Twelfth continues this series of witty and tongue-in-cheek storybooks - each featuring one of the twelve Doctors. In this 32-page children's book, Dr. Twelfth’s oldest adversary returns in a time-bending chase through Earth’s history. Will the Doctor prevail, or does Missy finally have her day?