Now you are in a library, move forward, you can see three open arches in-front of you, enter into the second open arch, move forward and take right, you can see a staircase in-front of you, get down the stairs, after reaching the last step, you can see an opened door in-front of you, exit the room and move forward, keep moving forward till see two steps in-front of you, climb the steps and move forward, you can see two steps in-front of you, stand on the first step, that is your end point.