Turn left from the place you are standing and move forward, you can find a closed door infront of you, slightly turn to your left and move a bit forward, you are facing towards the cabinet right now, slightly turn to your right, you can find steps infront of you, get down the steps and move a bit forward, turn left, you can find a washroom infront of you, enter into the washroom and stand infront of the wash basin, that would be your end point.