live-action Muzan Kibutsuji behind-the-scenes on set, preserve original face, pa

live-action Muzan Kibutsuji behind-the-scenes on set, preserve original face, pale skin, red eyes, black wavy hair, long black coat, gloves, lighting stand and foreground occlusion, 3-second candid backstage clip, he gently adjusts the front of his coat or glove first, then subtly turns his face more forward, his gaze slowly locks ahead with precise control, a very faint cold smile appears, his body gives a slight forward lean or the feeling of almost taking half a step, elegant and restrained movement, blurred stand and dark foreground shift lightly, very gentle push-in with tiny handheld breathing, cool blue cinematic lighting, documentary realism, realistic skin texture, natural coat fabric, shallow depth of field, subtle film grain, not a villain poster, vertical 9:16