**All characters belong to J.K. Rowling except my OCs** Sirius has a daughter who was born at the same time as Harry. This story is told from the POV of Sirius' daughter, Cassidy Black (OC), and includes Neon Black (OC), Harry Potter, Hermione Granger, Ronald Weasley, Draco Malfoy, The Weasley Twins, Ginny Weasley, Luna Lovegood, Cedric Diggory, Pansy Parkinson, Theodore Nott, and Blaise Zabini. Just Another HP Fanfic