Photorealistic hyperrealistic 8K masterpiece, ultra-detailed, sharp focus, professional composition, highly detailed realistic skin texture with visible pores and subtle sheen, cinematic dramatic lighting. 30yo blonde woman, no piercing on her face, fair skin with subtle cool undertones, slightly wider regular face with average cheekbones and soft jawline, medium straight Roman nose with gentle bridge and defined but proportionate tip, (natural and balanced), blue eyes wit lashes, medium full natural lips, natural straight eyebrows, shoulder-length blonde straight hair framing her face. Subtle natural everyday makeup, long natural lashes, matte lips. She looks directly at the viewer with a natural slight smile like in a passport photo, calm friendly eyes, posing in a luxurious traditional Japanese onsen bath in the evening with warm dim atmospheric lighting, gentle steam rising from the hot water and wooden-stone interior visible in the background, sitting relaxed in water in an artistic elegant pose. She lifts her legs into a butterfly pose with knees bent and spread approximately 1.2 meters apart, soles of her feet together, lower body softly out of frame, one hand resting on her breast. Topless with breasts exposed, wearing only a sheer blue sling thong with transparent straps and other parts, white stockings and purple platform high heels, perfect anatomy, intricate details, masterpiece, best quality, 8k ultra HD