One day, while attending school with Ki, Keika encounters a young woman at the university who is able to see him and seems interested in being friends. She has a passion for teaching, but her lessons are not going well and she is struggling to gain the respect of her students. However, Ki suspects the woman has a very different reason for pursuing a frienship with Keika.
Why did you eat it if you 
realized I was a youkai?!
Wenn du das gewusst hast,
warum hast du es trotzdem gegessen?!
¡¿Por qué lo probaste
si sabías que era un youkai?!
¡¿Por qué lo probaste
si sabías que era un youkai?!
Pourquoi en as-tu mangé,
si tu avais deviné qui j’étais ?
Perché l'hai mangiato
se hai capito che ero una youkai?!
Por que você comeu se percebeu
que eu era um monstro?