You are facing towards wall, turn around and climb down the steps, take left, move forward, left side you can see an open entrance, walk straight, right side you can able to see one more open entrance, get inside, you will be able to see four chairs, left side of you again there will be an entrance, come out from the room, you will be able to see an open entrance on your left, go inside the room, you will reach near the dining room, go and stand infront of the curtain, its your destination.