yihyun, 1girl, detailed eyes, detailed iris, detailed face, (upper body:1.2), ((straight on:1.3)), beautiful hair, (looking at the viewer:1.2), wearing white jacket, beautiful face, beautiful expression, (medium breast:1.2), (photorealistic:1.3), high quality, highres, <lora:sayhello0o-choiyihyun:0.87>