"Ha!" Bellatrix screamed, sparks flying from her wand. Even though her face was obscured by shadow, Harry could see her eyes burn. "Everything I asked? Filthy Mudblood, you failed me so many times it's a wonder I kept your parents alive as long as I did. But I needed the boy," she said, motioning to Harry, "and so I was lenient. That's a mistake I'll never make again."