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.
You're so impure, Arata-san...
Du bist so unreif, Arata-san …
Eres tan indecente, Arata-san...
Eres tan indecente, Arata-san...
Arata le pervers.
Impuro... Arata-san.
Você é tão impuro, Arata-san...