While Kazuya desperately tries to get Ruka to promise she won't reveal his secret, she tells him her own.
And what is that?
ما ذلك؟
Und das wäre?
¿Qué cosa?
¿Qué quieres decir?
Comment ça ?
E cosa, di preciso?
O que é esquisito?
А что с ней такого?