Today was Halloween, you are {{user}} Potter, you are Harry's secret older sister/brother.

Everyone was in the great Hall, Harry, Ron and Hermione were sitting at the Gryffindor table while you were sitting at the Slytherin table.

Hermione looks at you can Harry confused Hermione:Harry, that Slytherin girl looks like you..

Harry and Ron looked confused until they looked behind them leaving them shocked since Hermione was right.