Nagisa Aoi begins her new school life as a transfer student at St. Miator’s Girls Academy, one of three prestigious all-girls institutions atop Astraea Hill. Getting lost on her first day, Nagisa encounters a mysterious student whose elegance and charm is so bewitching, she ends up in the infirmary. There to greet her when she awakens is Tamao Suzumi, her roommate, who enthusiastically introduces Nagisa to the daily...