masterpiece, best quality, ultra detailed, anime style, 1boy, adult man, blonde hair, straight bangs covering forehead, brown eyes, cute gentle smile, adorable expression, looking directly at the viewer, white dress shirt, red necktie, red school blazer, gray school uniform trousers, neat school uniform, standing at the front classroom door, one hand holding the door frame, leaning slightly against the door frame, front view, upper body to full body, warm and cozy classroom interior, wooden desks and chairs, large windows, soft sunlight streaming through the windows, warm afternoon lighting, peaceful school atmosphere, nostalgic mood, cinematic composition, highly detailed, sharp focus, clean lineart, youthful atmosphere, warm sunlight, golden hour, cozy classroom, nostalgic school life, soft lighting, gentle shadows, peaceful mood, heartwarming atmosphere, beautiful background, slice of life
