Muhyo and Roji arrive at the Magical Law Association so Roji can take the promotion exam, and for whatever reason, Nana has come along with them.  They're greeted by Muhyo's former classmate, Yoichi, who mentions a name that seems to strike fear into the hearts of those who hear it. The gang's concerns become reality when a spirit appears during the exam briefing...
We were all classmates at MLS.
كنّا زُملاء في مدرسة قانون السحر
In der MLS waren wir
alle in derselben Klasse.
Éramos compañeros en MLS.
On était condisciples à MLS,
l’école de droit magique…
Eravamo compagni di classe alla MLS.
Éramos colegas na MLS.
Мы трое... учились
в школе Закона о паранормальном.