Right now you're facing towards an open entrance, enter in to the room through the open entrance and turn right. There is a door in front of you, move towards the door and turn right. Now exit the room and turn left. There is a walkway in front of you, move a bit forward in the walkway and turn left. There is a staircase in front of you, move towards the staircase and climb up the stairs. There are two portraits on the wall in front of you. Now turn behind and climb up half the steps and again turn behind. There is a closed glass door in front of you, move towards the door and exit the room. Now you are in the balcony, turn behind and enter in to the walkway. There is a wall in front of you, move towards the wall and stand facing towards it. There is a walkway to your left and it is your end point.