when the 4th year of Hogwarts starts, in comes briar black, Sirius blacks daughter, and she doesn't ever take no for an answer. Draco malfoy definitely takes an interest in this new student, not knowing it would be his old childhood friend, and he is greatly interested that she has been sorted in Slytherin alongside himself, regardless that her father was a Gryffindor. let's see how this goes.