TB

Sebastian black is a sixth year Slytherin and the twin brother of Sirius black and is the heir of the most ancient noble house of black they are on they way to hogwarts on the train Sebastian is sitting in a compartment with his cousin Draco Malfoy and Theodore nott and his sister Alessia nott and Lorenzo Berkshire and Blaise Zabini and his twin sister Celeste Zabini who Sebastian has a crush on