Lucia's character evolves throughout the book as she struggles with her identity and roles as a mother, wife, and member of the white middle class. She begins to act in more active and aggressive ways, admiring masculine traits and feeling drawn to the criminal world. Issues of gender and social class are explored, as Lucia asserts her independence but still expects her status to protect her from consequences. The book blends elements of domestic and crime novels, mirroring Lucia's internal conflicts and the clash between her old and new worlds.