You're facing a wall, turnaround and exit the room. You can see a dining table, now turn left and go through the  arch. Here you can see another dining table and a small platform in front of you, go near that. Now, you can see a brown color couch and white color sofas, walk in between those. Now, you can see a fireplace on your right above which  there is a portrait. Go near the fireplace, it is your destination.