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.
So who destroyed Liber Academy, anyway?
Wer hat die Liber-Schule
eigentlich zerstört?
Entonces, ¿quién destruyó 
la Real Academia Mágica Liber?
Entonces, ¿quién destruyó 
la Real Academia Mágica Liber?
Finalement, qui est responsable
de la destruction de Libel ?
Allora, chi ha distrutto l'Accademia Liber, quindi?
E então, quem destruiu a Academia Liber?