Unable to make friends at her new school, Lizzie packs a bag and runs away. After accidentally stowing away in the TARDIS, she meets the Doctor, a mysterious woman who claims to be a time-traveling space alien. When the TARDIS malfunctions, Lizzie and the Doctor are sent catapulting through time and space, visiting the pyramids, the dinosaurs, an alien planet, and more. Along the way, Lizzie learns that making new friends isn't so hard after all . . . but will she ever be able to get back home? Featuring Jodie Whittaker's Thirteenth Doctor and an adorable new alien species, this sweet storybook is a must-have for Whovians everywhere, young and old alike.