Lone skeletal samurai under a massive blood red moon

Cinematic dark fantasy scene of a lone skeletal samurai figure standing in a vast field of red grass, holding a katana, wearing a traditional straw hat, back facing the viewer, massive blood-red moon dominating the sky, heavy fog and smoke drifting slowly, apocalyptic atmosphere, deep shadows, monochrome red and black color palette, extreme contrast lighting, eerie silence, sense of death and isolation, minimal details, surreal and ominous mood, dark phonk aesthetic, ultra-realistic cinematic lighting, shallow depth of field, film grain, high detail, 4K quality, vertical composition, no text, no watermark