The ultimate demon lord, Astral Trinity, shows up in the form of Arata with a grotesque new appearance. Hijiri appears as well, and the others discover that she is a high-level mage whose goal is to kill Arata and destroy the school.
These clothes are a manifestation 
of the Ira Archive,
Diese Kleidung ist eine
Manifestation des Archivs von Ira, …
Este atuendo es la manifestación 
del Archivo de Ira,
Este atuendo es la manifestación 
del Archivo de Ira,
Questi vestiti sono 
la manifestazione dell'Archivio di Ira,
Essas roupas são a manifestação
 do Arquivo Ira,