A yokai named Egen is scheduled to visit the mundane world.
Egen, who dreams of establishing a school in the Underworld, will be observing Abeno and Ashiya's high school for a limited time. Ashiya does his best to help Egen. However, Abeno's foul mood leaves Ashiya bewildered.
There's something bothering Abeno about Egen's visit, but Ashiya is completely unaware of what that is--
But the reason I get to go 
to school like it's normal
Aber ich kann nur deshalb
so wie jetzt zur Schule gehen,
mais si je bénéficie
d’une telle structure pour apprendre,
Mas o motivo de eu ir à
escola como se fosse normal