What if Malfoy had a younger sister, a ridiculously mature and smart one at that? Andromeda Narcissa Malfoy was the second child in the Malfoy family hungry for her parent's approval, but as she enters into Hogwarts a year early, she realises her parent's approval was not the most important thing on her heart but rather the lives of the people she loved. ((written as close to the cannon as possible but with a twist))