change the finish of all millwork to the blue shown in the fourth reference image add a 6 perforated panel as a crown moulding running across the entire wall like the first reference image finish it in a dark walnut change the sofa to this sofa in the fourth reference image in the same dimensions as the existing sofa change the desk chairs to the pink ones in the second reference image change all wallpaper to the solid grasscloth wallpaper shown in the fifth reference image