Ruka is hellbent on knowing the full story behind Kazuya and Chizuru's relationship, and once she does she decides to take action.
I mean, aren't I your girlfriend?
ألستُ حبيبتك؟
Bin ich nicht deine Freundin?
-Al fin y al cabo, ¿no soy tu novia?
-Este…
-Entonces, ¿no soy tu novia?
-Pues…
Je suis censée sortir avec toi, non ?
Ma la tua ragazza sono io, no?
Mas eu não sou a sua namorada?
Вот скажи, разве я не твоя девушка?