When Blaise Zabini'(Year Six) little sister, Katarina Zabini (Year Five) starts seeing the enemies as more than just "enemies". It flips her world around, she never meant to be the bad guy..
As her 18th birthday was coming close, Hermione started to notice a change in her appearance, longer hair, darker skin, brighter eyes. She didn't think much of it till her 18th birthday when everything took a different direction than she had planned!