Esta serie sumerge a los lectores en un mundo donde las escuelas internados de élite ocultan programas secretos de entrenamiento de espías. Jóvenes protagonistas descubren que sus vidas ordinarias no son nada de eso, al ser introducidas en un emocionante mundo de espionaje. Deben dominar el arte del espionaje y embarcarse en misiones peligrosas, poniendo a prueba su coraje e intelecto. Es una cautivadora mezcla de misterio, aventura y amistad, perfecta para lectores que aman una buena operación encubierta.
Twelve-year-old Abigail is shocked to discover her elite boarding school is really a cover for a huge spy ring, and must undergo Spy Training 101 in order to save her mother, who happens to be the spy ring's top agent.
When the creator of a new, popular reality game is kidnapped, Abigail Hunter and her friends go on their first official mission for The Center and if they are lucky they might just save the world.
Shannon Hale's Princess Academy meets Stu Gibbs's Spy School series in the third book in the Mrs. Smith's Spy School for Girls series.