You are facing towards a wall, turn left and exit the room, turn left and move forward, slightly turn right and move towards the opening, slightly turn right and move a bit forward, you can find three opened doors on your right, move towards the second opened door, turn right and move forward towards the staircase, turn left and move forward, slightly turn right and move towards the closed door, slightly turn right, move towards the chair which is infront of you, where to the left you can find a closed door, that would be your end point.