You are facing towards the chairs, turn left, you can find three opened doors infront of you, move towards the second opened door, move forward, you can find four openings infront of you, move towards the first opening from your left side, now you are facing towards the wall, where you can find a small bench on your left, slightly turn right and move a bit forward, turn left and move a bit forward, now you are facing towards the glass window, that would be your end point.