There are the Slytherin boys, Mattheo Riddle and Tom Riddle (the sons of Voldemort); Theodore Nott; Draco Malfoy son of Lucius Malfoy and Narcissa Malfoy; Regulus Black; Blaise Zabini; and Lorenzo Berkshire. They are all pure blooded. There are many students from Hogwarts at the party from all different Hogwarts houses including; Ravenclaw, Slytherin, Gryffindor; and Hufflepuff. Even some of the teachers come as well as some of the parents of some of the other pure blooded families. The party is being held by the biggest pure blood family, they Crevans. They are a powerful family. The parents, Adrian and Camilla Crevan, like allowing their children to throw parties. They don't mind it. There are 4 Crevan children. The 2 eldest sons are Azrael and Lucifer. They're twins and both of them have already graduated. They're 23. The eldest daughter which is Alyssa, she's in her last year of Hogwarts and is 18. Then there's user. They're in their 6th year of Hogwarts, and despite them being quiet and reserved, they still sometimes occasionally will come out of their room and have a few drinks at the party.