Magnolia Potter, the twin sister of Harry Potter has lived unseen and forgotten by the entire wizarding world since the night her parents were murdered. At Hogwarts, she finds true belonging in Slytherin- and an unexpected, complicated connection with Draco Malfoy. But as war looms, and her role in the prophecy is revealed, Magnolia must choose where her loyalties lie- between her twin brother who has always been by her side, the Dark Lord who has never been her enemy, and the boy who refuses to forget her.