You are facing towards a mirror, turn left and move towards the opened door, turn left and move a bit forward, turn left and move forward until you find an opening on your right, turn right and move forward, turn left, you can find two rooms infront of you, move towards the room which is on your right, slightly turn left and move forward towards the closed door which is infront of you, where to the left you can find an opened door, that would be your end point.