The darkness thats comes within

The darkness calls out to you, my sweet ..."
That's the first and last thing my mother said to me...

Just a girl who is a mud blood and gets a letter to hogwarts and she gets excepted into the one and only pure blood house,
S L Y T H E R I N...
Now who is she thats what Scorpius Malfoy and Albus Potter are trying to figure out,but what they figure out is not a mistake made by the sorting hat...
The only person who knew where she come from was, Adriana Georgia (the one and only main character)