In the story, the character has transformed from being a quiet, reserved Second Assistant Librarian into a much more assertive and important figure. Her growth signifies a shift in her confidence and responsibilities, indicating she has taken on more significant roles and challenges.
The quote highlights her new status and readiness to embrace her destiny, emphasizing her evolution from a shy individual to someone who is expected to step into a crucial role, the Abhorsen-in-Waiting. This change marks a pivotal moment in her journey and development within the story.