This: I don't know about that.
Dialogue: 0,0:20:25.50,0:20:29.50,GL subs,,0000,0000,0000,,No, what I mean is, I'm sure to be scolded by him.
Dialogue: 0,0:20:29.75,0:20:30.35,GL subs,,0000,0000,0000,,Why's that?
Dialogue: 0,0:20:30.50,0:20:40.00,GL subs,,0000,0000,0000,,That's what he does. "Why were you born to me?" and such. And he closes off his heart to me.
Versus this: I wonder about that...
Dialogue: Marked=0,0:20:25.10,0:20:29.30,GL subs,,0000,0000,0000,,No... I think I have angered my father.
Dialogue: Marked=0,0:20:29.40,0:20:30.30,GL subs,,0000,0000,0000,,Why?
Dialogue: Marked=0,0:20:30.40,0:20:34.50,GL subs,,0000,0000,0000,,I made a mistake... I asked him why I was born.
Dialogue: Marked=0,0:20:34.60,0:20:39.80,GL subs,,0000,0000,0000,,And just then, father got really angry.
Nia's dialog near the end of the episode. The first princess thing was completely clear, though.