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.
Um, are you the transfer student, Ailey Calois?
المعذرة، هل أنت التلميذ المنتقل آيلي كالوا؟
Bist du der Neuzugang, Aili Kahlua?
Este… ¿Tú eres Ailey Calois,
el nuevo alumno?
Esto… ¿Tú eres Ailey Calois,
el nuevo estudiante?
Euh…
Uhm, sei Ailey Calois, 
lo studente che si trasferisce da noi oggi?
Você... é o aluno novo, Ailey Calois?
Наверное…