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.
But I'm apparently a pretty 
powerful demon lord candidate.
Aber offenbar bin ich ein recht
mächtiger Teufelsanwärter.
Pero soy un candidato a 
rey demonio de primera.
Pero soy un candidato a 
Rey Demonio de primera.
Mais je suis
un prétendant redoutable !
Ma sembra che sia un grande 
candidato a Signore dei Demoni.
Mas aparentemente eu sou um candidato 
lorde demônio muito poderoso, também.