Rin Okumura, a boy aiming to become an exorcist yet born the illegitimate son of the demon god Satan, advises his classmate Sei Godaiin, who begins to see demons. Despite Rin asking Ryuji Suguro and the other Exwires attending the Exorcism Cram School for a way to make demons invisible, he is unable to find a solution. Meanwhile, Rin is invited to dinner by Mephisto Pheles, the Preceptor of the Japan Branch of the Knights of the True Cross and director of the True Cross Academy. However...
Once you've accomplished it,
I shall gift you these eyedrops.
سأعطيك قطرات العيون هذه
.بمجرّد أن تنجزها
Wenn du die Aufgabe erfüllt hast,
werde ich dir diese Tropfen geben.
Cuando la completes, te daré el colirio.
Cuando la completes, te daré el colirio.
Tu auras ce flacon
une fois que tu t’en seras acquitté.
Quando avrai superato la prova,
 avrai la medicina.
Quando tiver concluído,
eu te entrego esse colírio.
Об этом я расскажу потом,
но наградой тебе станут капли.
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