1girl, solo, portrait, pale skin, closed eyes, serene expression, giant tentacles, tentacle hair, eldritch horror, fleshy texture, suckers, veins, tentacles filling the background, intricate lineart, pen and ink, heavy cross-hatching, sketch, monochrome, greyscale, muted red lips, dark fantasy, horror, Junji Ito style, nude, small full breasts, erect nipples, flat stomach, navel, high contrast, masterpiece, best quality, highly detailed.