A mysterious phantom student is stalking Kazuya's school, and Kiriha says that there's no such thing as ghosts. That leaves only one explanation: another amasogi.
I wonder what letter she meant.
ماذا تعني الرّسالة يا ترى؟
Was meinte sie mit dem Brief?
¿A qué carta se habrá referido?
¿A qué carta se habrá referido?
Quelle est
cette histoire de lettre ?
Chissà di che lettera stava parlando.
O que será que ela 
 quis dizer com carta?
О каком письме она говорила?