Right now you're in the middle of the stairs and facing towards the wall, turn around and go up the stairs. Turn left you'll see narrow path and walk all the way from the narrow path till the end. You'll see sofa which is in front of you, move towards the sofa. Turn slight left you'll see another sofa and walk between the two sofa's. Move forward and you'll see bed which is on your right. Now you're facing towards the open arch, move towards the open arch and you'll see an open door which is on your left. Walk towards the open door, now you are entrance of a room and that is your end point.