After ending the battle against Zolgia, Basara regains his peaceful life with his two little sisters, Mio, the daughter of the previous demon lord, and Maria, her little sister who's also a succubus. As Basara pursues the preparations for the sports festival at school, one day he's attacked by a person being manipulated by magic. Recalling the strange gaze he felt at school, a suspicion of his begins to grow...
No, it doesn't matter who I'm up against.
Nein, es ist egal,
mit wem ich es zu tun habe.
No. No importa a quién deba enfrentar.
No, sin importar a quién deba hacer frente.
Non.
No, non importa chi sia il nemico.
Não, não importa quem 
eu tenha que enfrentar.
Нет. Неважно, кто это.