A murder that took place at a social gathering became even more entangled with the intrusion of a new person—Atrama Galiasta and his people. To stand against them, Flat and Sven from the El-Melloya class run away from their negligent teacher, while the bearer of the highest rank Grande in the Hourglass Tower, Toko Aozaki, happily watches. Lord El-Melloy II challenges the mystery of the beautiful death in battle with bewildered mages…