At a young age, Y/N(the only heiress of Voldemort and Bellatrix), was given poison from her father. Not want to drink it, she did what any six year old would do, and swapped it for another's, however it just so happened that the person she swapped it with, was her aunt. No one knowing what happened or why Y/N was still alive, they assumed she was more powerful than them. So they got rid of her, or so they thought...