A fictional adult woman in her late twenties with black hair in a low knot and a serene expression, seated at a wide wooden chart table, wearing an emerald silk robe open over dark lace lingerie, completely blank unmarked parchment sheets on the table and a plain brass plumb bob hanging on a cord beside her, photorealistic, soft window light, vertical portrait, no text, no letters, no numbers, no maps, no logos, no watermark