Saturated cornice, white wispy curtains with matching dark trim. If you are monogramming the cornice, you still need a white accent there to bring it together and balance it out. Think of this like a yin-yang curtain.
I love the wallpaper on the ceiling idea and the heart picture thing on the wall better than this couch thing. The pic says this couch thing was in a girl teenager's room. I think that is a bit much for a teenager's room.