Right now you're facing towards an open door, move towards the open door and enter in to the room. Now turn behind and exit the room. There is an open door to your left, move towards the open door and turn left and exit the room. Now slightly turn left, you can see a walkway in front of you, which is beside the portraits, move towards the walkway and slightly turn left. There is a half open door to you left, move towards the entrance of the door and turn right. There is an open door in front of you, move towards the door and enter in to the room, to your right there is a window, move towards the window and turn left. You can see a window behind the chair, move forward and stand in front of the window and it is your end point.