There Are No Benefits for the Possessor

Airi, a 10-year experienced professional.

Although she awakened her mana, her pitiful talent led her to go into debt for 3 years to learn magic, only to master hand-washing techniques. In the end, her family collapsed and she fell to the status of a maid.

As a maid, Airi was locked in the dukes underground library due to the pranks of the young master. There, she found a sandwich appearing daily, a strange magic circle, and only books. Thus, she was forcibly confined to the Academy of Magic Theories

When I get out, Ill sue that kid No, just let me out.

Bingija Benefit i Eopseum; 빙의자 베네핏이 없음; No Benefits for the Reincarnated; There Are No Benefits for the Possessor; Possessed With No Perks; No existen beneficios para la transmigrante; 憑依したのにボーナスなしですって！？