From the front door you need to walk straight back until you get to the table with the white table cloth. When you walk to the end of the table make a left and stand in the doorway. Make a right when you are in the doorway and go to the bathroom doorway. You have to wait in the doorway.
Turn left just past the first covered white table. Stop in the doorway of the bathroom on your right.
Turn right and head towards the hall way. Make a left at the door labeled restrooms than make your immediate right. Turn left at the first door and the destination is there.