Fifteen-year-old Akabane Yuuhi dreams of becoming an actress, and it could come true sooner than she thinks. The prestigious Diamond Actors Academy has accepted her, a school that has produced several successful actors and actresses. Yuuhi is thrilled but starts sensing peculiarities. Her teacher, Otome Kasumi, seems off, and the acting feels too genuine. Yuuhi finds herself spooked, wondering if there's more to this school than what meets the eye.