Now you are facing to the door turn to the left, move forward and take right, you can see some pillars to your right side and a long table with two chairs around it to the left side, move forward, you can see two steps in-front of you, climb the steps and move forward, you can see two steps again, climb the two steps and take right, there is a staircase to you right, climb the staircase and take right, stand on the second step from the top, that is your end point.