Bene Gesserit Sisterhood, mysterious, ancient, futuristic, sci-fi, desert planet Arrakis, stillsuit, white robes, intricate headpiece, veil, subtle facial makeup, piercing eyes, stern expression, subtle wrinkles, aged hands, holding a small water container, standing in a vast sandy dune, twin suns setting, warm orange lighting, cinematic composition, low-angle shot, atmospheric perspective.