The Lost Sibling

Namikaze-Uzumaki Hanako was born in a time when neither of her parents could take care of her, so it was decided that she would be left in the care of her aunt and uncle, the Potters, until they could. No one was counting on a meddlesome Headmaster, nor the birth of her little brother Naruto which would result on their parents death. *Full summary inside* Non-Cannon, Fem!Harry.