Even after Camio reveals himself, William remains concerned only with his grades and tuition and tries to distance himself from the demons and their political war.  Unfortunately, he soon finds himself roped into another problem when the Headmaster asks him to find the source of a mysterious singing voice that's been disturbing students late at night.
No, it could be a student 
who's mad at the Headmaster
No, debe ser alguien que está 
enfadado con el director
No, debe ser alguien que está 
enfadado con el director
Não, poderia ser um 
aluno irritado com o diretor