Kimiko is the daughter of Gakuhō Asano and the twin sister of Gakushū Asano. At first, she didn't attend the school her brother went to, Kunugigaoka, which her father was the headmaster to, due to her grades. Her grades were much higher than her brothers, so, she was sent to another school. A school for gifted teens
Her father soon asks her to attend Kunugigaoka and join the class known as Class 3-E to keep an eye on them.
Kimiko is surprised when she is forced to try and assassinate her teacher, Korosensei.
Throughout the year she has with E-Class, she begins to enjoy it more and be more rebellious to her father. It's not only E-Class that is influencing her. It's one redheaded troublemaker known to compete with her brother.
Karma Akabane. Her brother's rival.
She's fallen in love with him, and he's fallen in love with her, however, her family do no approve. What will happen? Will they be able to be together? Or will they be forced to separate?