While Kazuya desperately tries to get Ruka to promise she won't reveal his secret, she tells him her own.
She already knows.
إنّها تعرف
Sie weiß es doch.
Ya lo sabe.
Ya lo sabe.
Elle sait que j’habite là.
Ormai mi ha scoperta!
Ela já sabe.
Она уже всё поняла.