Meeting the charaters

(a Fred Weasley love story<3)
Aster is not your average girl next door. She is internet famouse and is a part of Magcon.One thing she doesn't know is that she is special in another way too.
She is a witch.And not just any witch.She is Harry Potters older sister.
What happens when she go to Hogwarts.Will she fall i love with Hogwarts' best prankster?What happens if they do?What happens when two prankster fall in love?