Walk forward, keeping the long table to the left. Exit the room via the white door to the left of the stairs. Descend a narrow circular stairwell and wait, facing two windows with circular stained glass in their centers.
exit library, go downstairs, stop on stairs.
Walk through the library along the long wooden table. Walk out of the door on the other end of the room underneath the stairwell. Walk into the hallway passed the statue and stop on the stairwell do the lower level.