head to toes view, full body displayed, ((((Athena goddess transformed into a mermaid, anthro mermaid, mermaid tail)))), her lower body is a shimmering, iridescent tail with intricate scale patterns, with long hair and dark brown eyes, cinematic, reclining pose, on plain floor, mid-transformation into a mermaid, ((detailed pussy, open pussy, fish_tail, squirting, scales, erect clitoris, mermaid tail)), tapering tail, beautiful, mature, erotic, explicit, perfect face, thick lips, very flat chest, dark eyes, surprised, shocked, gasping, moaning, submissive female, with scales covering her lower half, facing the viewer, (simple white background, line art)