Walk through the door to the stairs. Go down the stairs. Then go down the three steps to the right, and continue straight through the doorway into a bedroom. Then go into the bedroom's bathroom. Stop in front of the sink.
With the sliding glass door to your immediate right, look ahead of your for the wall with two doors on it. Go through the leftmost door and descend the stairs all the way to the bottom. Continue forward from the base of the stairs into the bedroom ahead of you, then enter the bathroom to your left.
Walk into the room and through the second door on the right. Walk down the steps and turn right. Walk down the steps and into the bedroom. Walk left into the bathroom and stop.