You are facing towards the glass windows. Turn around and walk straightly in the narrow passage till you exit the room. Now slightly turn left and move towards the open door which is beside the glass window. Walk through the door. Now you are facing towards the wall. Turn right and walk through the open door. Turn left and move towards the staircase. Turn left and get down the stairs. Now you are facing the glass windows and the wooden railings. There is a staircase to your right side. That will be the end point.