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...
But if it works...
...لكن إن نجح ذلك
Aber wenn das klappt, dann kämt ihr
alle drumrum, ein Risiko einzugehen!
Si sirve, nadie correrá peligro.
Si funciona, nadie correrá peligro.
Mais si ça se passe bien,
ça évitera de vous mettre en danger !
Ma se funzionasse,
 nessuno di voi sarebbe in pericolo!
Mas se funcionar...
Но ведь, если сработает,
никому из вас рисковать не придётся!
แต่ถ้าทำแบบนั้นแล้วไปได้สวยล่ะก็