honestly I don’t think we know nearly enough to place her in a house,
Ravenclaw: Regretted stupid decision crosses this out
Hufflepuff: Can’t say that she didn’t leave her brother behind sorta and wasn’t loyal to him, loyal and kind are hard to see so this is crossed out
Slytherin: Where is the cunning and ambition? I don’t see it anywhere, I only chose to see results. Goodbye to this option.
Gryffindor: I guess in her final action she was brave and sacrificed herself so this is the only option we actually can choose based off what we knew about her from someone else’s POV for half a book?
We need to know more about her to really choose