create a new rendering keep proportions the same and dont change any walls openings or windows add two kagan curved sofa 9948 in boucle opposite each other one against the stair and the other opposite of it add a wall below the stairs add a decorative wrought iron rail on top of the stairs put wide plank white oak flooring continue the wrought iron railing on the 2nd floor to the right of the image add a coffee table between the sofas use a kagan upsilon style table the furniture should be in the room beyond the arched opening keep the stairs in the orientation as shown this view is taken from a foyer so the furniture will not be completely shown and hidden in behind the wall with the arched opening