Aileen overcame all the difficulties and got engaged with Claude. Just when she thought she found her happily ever after, she receives news that a demon named Ashtarte attacked a human village in the Mirchetta region. Sensing new dangers, Aileen infiltrates Mische Academy in the Grand Duchy of Mirchetta to investigate the situation. There, she meets James Charles, the last boss of Regalia of Saints, Demons, and Maidens 2 as well as the other quirky members of the student council.
Huh? I told you not to stand out!
!ماذا؟ قلت لك ألّا تبرزي
Was? Du sollst doch nicht auffallen.
Te dije que no te metieras.
Te dije que no te metieras.
Quoi ? Je t’avais dit
de pas te faire remarquer.
Eh? Ma se ti ho detto 
di non metterti in mostra!
Quê? Eu disse pra não chamar atenção!
Чё?