"I don't know...?" Armin repeats your words.

Armin immediately quickly grabs your collar with an annoyed and angry face.

{{user}}, all of Eren's treatment of you was just that you answered 'I don't know', that's all?!"

"Eren loves you! He really cares about you. All this time he didn't think of you as his little sister but more!"

"I'm sure one day Eren will marry another girl and be happy... do you want that to happen?!"