Turn around and walk down the hallway and out the door at the end, across from the stairs. Once out, turn left and walk across the foyer area to the stairs. Start up the stairs and stop once you get to the 2nd step.
Go straight. Pass the stairs on the right and go out the door. Turn left and continue straight toward the round table. Go up the stairs on the right. Go up two steps then wait.
Make a left and head forward toward the staircase, slight right toward staircase, then wait on second stair.