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.
you're my little sister, 
who means so much to me.
أنتِ أختي الصّغيرة التي تعني لي الكثير
Nanako ist schließlich
meine geliebte Schwester.
tu sei la mia cara sorellina.
você é minha irmã, é muito 
 importante para mim.