"They hung a second year Ravenclaw from the ceiling with chains," Hermione said, her tone unchanged. Soft. Dangerous. "They used the Cruciatus curse on Hannah Abbott because she told the Slytherin Prefects to stop using the word mudblood in class. They beat Ginny Weasley with a belt." She looked back at the fire. "Parvati and Lavender send me letters." 