Now you are facing a wall and a book shelf. Turn left. Move forward near the desk. Move forward until you reach a sliding door. Pass the sliding door. Turn to your left. Go forward near the chairs. Turn slightly left. Go forward through the open door. Go forward until you reach the end of the walkway. Turn to you left. Move forward in the walkway, which has rooms on both the sides. Stop at the open door. Turn right. Go inside the open door, which has marbles in it. Turn to your left. Move forward to the marble pillar. You have reached your destination.