The Place Where It All Started

Extreme AU with powerful!fem!Harry. Torture, major/minor character death. Seventh year fic. / When Imogene Clocker comes back to Hogwarts, not even Snape recognises her as the Girl-Who-Lived, but with little prodding, her friends do. She has come back to settle the score and to finish the task Dumbledore set out for her, and she and Dumbledore's Army have a lot of work to do...