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.
He must've been looking for a 
mill that was still operating,
Seguramente llegó hasta aquí mientras
 buscaba otro molino donde trabajar.
Seguramente llegó hasta aquí buscando
 otro molino donde trabajar.
Decerto ele procurava por 
um que ainda funcionasse