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.
One more thing. Will you allow 
me to create a security force?
شيء آخر. هلّا تسمح لي بإنشاء قوة أمن؟
Da wäre noch etwas …
Encore une chose.
Un'altra cosa, posso creare 
un'unità di sicurezza?
Mais uma coisa. Você me permite
criar uma força de segurança?
Только у меня есть просьба…