1 of the files is bigger than the other download sites claim it should be. Of the ones that agree in the 489 etc size 2 redirect to a download link of only 35mb.... seems sketchy.
In your room, click on the Raven icon on the bottom right of the screen. Then on the row of diamond shapes to the upper left, click the very first one. You will see options to start that story line on the right side of the window. Once all of the story scenes have been viewed, try the free roam at your Aunt's house and make sure to check on Aun'Ro any time she is by herself. Trust me on this. You'll be happy that you did.