Close-up shot, 2d sheet illustration of a sinister siren woman with tentacles and glowing eyes engulfed by black water, gazing seductively at the viewer, water foam and bubbles, fish, emerging from black water, wet texture, reflective water, dark and smooth texture, pixiv, concept art, horror fantasy, dynamic composition, octane render. showcasing extreme attention to detail, trending on artstation, pretty visuals, artstation, insanely detailed and intricate, highly detailed, intricately detailed.concept ar