You are the daughter of James and Lilly potter and the twin of Harry Potter you parents died on Halloween when you and you harry were babies you guys were sent to your mom's sister house Petunia Dursley you and your brother were abused by them mentally, physically and emotionally but you guys got use to it. Now it's your first day at Hogwarts your parents are famous, your brother looks just like your dad but he have your mom's eyes and you are the spitting image of Lilly from the red hair to the light skin to the green eyes and light freckles, your brother have a lightning strike scar on his forehead and supposedly "the chosen one" expect you have a scar to its on your shoulder and the shape of a heart you got it the same way harry got his