You stand in front of the now solid, brick wall with your mouth still agape. As confusion makes way for panic, you realize that your brother is now trapped on the other side without a wand with which to reopen the entry to Diagon Ally!
You tap the wall to try to re-open the way, repeating the same pattern as before.
If you are talented in Transfiguration, turn to Page 44.
Otherwise, turn to Page 227.