Horikita Suzune wants nothing to do with her annoying classmates. All she wants is her distant older brother, the student council president, to acknowledge her presence. Horikita turns to a student almost as antisocial as she is, Ayanokouji Kiyotaka, for help. Despite a rocky start, Horikita and Ayanokouji spark a friendship. But can their growing relationship survive the suffocating and cutthroat atmosphere of their elite school?