(extremely detailed CG unity 8k wallpaper), (masterpiece), (best quality), (ultra-detailed), (best illustration), (best shadow), (absurdres), 1girl, solo, <lora:tsugumi_v2:0.8>, tsugumi seishirou, school uniform, jacket, white shirt, (red necktie:0.8), khaki pants, looking at viewer, embarrassed, blush, arms behind back, classroom
