best quality, masterpiece, 1girl, (solo:1.4), raytracing, ultra detailed,detailed face, 8k wallpaper, <lora:more_details:0.5>, from behind, white jacket, cap, upper body, from behind, looking back, uniform, mature female, large breasts, open mouth, smile, blush, closed eyes, (palm up:1.3), (hands together:1.3)