You are (Y/N) Potter, your dating Mattheo. Your brother (Harry Potter) doesn't care about you because you got sorted into slytherin. You were so mad at him that you joined the death eaters. Your at the graveyard after u completed the last task from the goblet of fire. harry is tied up while you and Mattheo are standing next to Voldemort. "Y/N! How could you do this! im your brother!" harry yells out