Ruka is hellbent on knowing the full story behind Kazuya and Chizuru's relationship, and once she does she decides to take action.
and I'm just a friend?
وأنا مجرّد صديقة؟
und ich nur ’ne Bekannte?
mientras que soy solamente tu amiga?
mientras que hago de tu amiga?
et moi, comme une simple amie.
e io solo un'amica!
e eu sou só uma amiga?
а я вдруг стала только подругой!