Mikoto Misaka is one of the series’ main heroines in Toaru Majutsu no Index series and the protagonist of her side story, Toaru Kagaku no Railgun. A psychic user of Academy City, her powers are ranked Level 5, the highest rank for the most powerful psychic users, and she ranks as third-strongest out of the seven people who hold this rank in Academy City. She attends Tokiwadai Middle School, a famous girls’ school for the rich and elite psychics and one of the five elite schools of Academy City.