Sometimes she wishes she would just be forgotten. She is, and will forever seen as the one who betrayed the Boy-who-lived.
No matter what she does, that weight is always on her shoulders. Whenever she ventures into the Wizarding World, she's met with scorn.
But she left that world, cold and unfeeling, for one that she once shunned. One where there is enough warmth even for her.
And that is where she first met him.