Liese, the last Trinity Seven, appears in the Eternal Library bearing a demon lord seal, making her a demon lord candidate, as well. She tries to entice Arata to join the evil mage side to help save Hijiri, and kisses Arata while he's unsure what to do. Arata has his magic stolen from him, and Liese decides to attack the school.
You need to know what type 
of mage you're up against
Du musst prüfen, gegen welche
Art von Magie du vorgehst,
Si quieres detener a un mago, debes averiguar
si quieres detener a un mago, debes averiguar
Il est indispensable
de connaître le type du magicien
Devi conoscere il tipo di magia 
del tuo avversario
Você precisa saber contra que tipo
 de mago você está lutando,