Ruka is hellbent on knowing the full story behind Kazuya and Chizuru's relationship, and once she does she decides to take action.
What are you talking about?
ما الذي تقوله؟
Was redest du denn da?
¿Qué dices?
¿Qué dices?
Ne dis pas de sottises.
Ma che dici?!
Do que você tá falando?
Что за вздор?