Yeah yeah. So she got to punch a blonde girl. That's certainly unusual in fiction, but obviously if she gets into an actual fight with a blonde later on she'll be beaten up or at least dominated for most of the fight. Authors are obsessed with having blondes humiliate brunettes in any kind of...
This being a Manga means she'll probably get beaten up by some random blonde girl within the next ten chapters. And I'm being generous. Chances are it happens sooner than that.
So tired of always seeing this same setup: A brunette who is in a pitiful social situation with a mother who passed away young and an evil blonde stepmother and sister.
How many times do you keep regurgitating this nonsense as an author before you realize your life is utterly pointless?