- You may be looking for the short story.
When Lucy was twelve, she and her family moved from London to Ogmore-by-Sea. There Lucy became friends with Hobo, a local boy who had alopecia. The two of them travelled to London to an event celebrating the life of Alistair Gordon Lethbridge-Stewart. The event was a trap by the Great Intelligence, and Lucy was able to defeat the entity with the help of Hobo and Dame Anne Bishop. (PROSE: Avatars of the Intelligence)
Lucy and Hobo went to a video game arcade in Porthcawl. There they encountered a Quark. Lucy managed to pacify it as she was an ancestor of its former master, Alistair Lethbridge-Stewart. (PROSE: The Arcade of Doom)
Lucy had dark skin and dark eyes, taking after her mother, Tamara. (PROSE: Lucy Wilson) She had wild hair. The personification of her grandfather told her that she had "the eyes" of a Lethbridge-Stewart, eyes that had seen wonders that others hadn't. (PROSE: Curse of the Mirror Clowns)
Lucy had a keen interest in aliens throughout her childhood, relishing in her grandfather's stories. Alistair himself believed she had spirit, much more so than any of his other descendants. (PROSE: Lucy Wilson) Lucy later adopted the alias "Lucy Lethbridge-Stewart", acknowledging her heritage and her mantle as a defender of Earth. (PROSE: Curse of the Mirror Clowns)