Hester Shaw is a fictional character from the Mortal Engines series, written by Philip Reeve. She is known for her distinctive appearance, featuring a scar across her face, which she received during a traumatic event in her past. Hester is portrayed as a strong and determined young woman, driven by a desire for revenge against those who wronged her. In the story, Hester becomes a key figure in the fight against the oppressive city of London, which moves on giant wheels and consumes smaller towns for resources. Her journey involves forming alliances with other characters, including Tom Natsworthy, as they navigate a post-apocalyptic world filled with danger and intrigue.