"That's where Scorpius used to sit, during their meetings." Draco explained, pointing to the chair Rose had been clinging to. "He created a really unusual group and filled it with Purebloods and Halfbloods. There were no Muggle-borns, Scorpius never even thought to admitting one. Does any of this sound familiar to you? Salazar Slytherin has always been the reference point for every Dark Wizard, the ideal model for those who admire Pureblood culture. But for Scorpius, coming from his House wasn't the fundamental requirement. I believe it was at the beginning, but then practicality must have taken over. As far as I know, at least one member of the Children of Salazar belongs to Ravenclaw. Together, they met to study certain spells that would have worried even the Dark Lord. They loved, and still love, the Dark Arts more than their own lives..."