Harry potter Ever After with a twist

I OWN NONE OF THE CHARACTERS EXCEPT MY OWN MOST OF THE STORY PLOT BELONGS TO THE CREATOR'S OF THE MAIN STORYS

what if Harry Potter had 2 older sisters when his parents died? what if Fred didn't die what if one of the sisters was friends with the charmed ones? What if Remus and Tonks and Sirius Didnt die but became Whitelighters? Along with James and Lilly and even Percy .....

character list
Harry James Potter
Amanda Lillian "Lilly "Potter
Julianne Samantha Potter Matthews
Charlie Weasley
Bill Weasley &Fluer
Fred Weasley
George Weasley
Ronald Weasley
Ginny Weasley
Victoria Weasley
Parker Weasley
Mr. and Mrs. Weasley
Professor Mcgonagall
Prue Halliwell
Phoebe Halliwell
Piper Halliwell
Paige Mathews
Teddy lupin
Draco Malfoy
and a few other beloved characters from both series
Whitelighters
Leo Wyatt
James and Lily Potter
Remus lupin
Nymphadora "Tonks" Lupin
Siruis black
Andy Trudeu
Percy Weasley