テル・セル (Series) favorite_border

Volume 1: Nineteenth-Century Europe. Aster, who has been admitted to the Royal High School of Tarnina-Uraniborg as a scholarship student, has been exploring the inner workings of the school for a certain purpose. Although Aster is not very active in socializing with her classmates, one day she is approached by a curious classmate, Bau, who asks her to verify school gossip. He decides to accept the story as a cover to achieve his goal. What is the story behind Aster's purpose, and what is his spe...