Kafka (Honkai: Star Rail), 1girl, soles, feet, barefoot, solo, bound, pussy, toes, anus, bdsm, nude, bound wrists, bondage, foreshortening, ass, long hair, legs up, foot focus, looking at viewer, lying, restrained, uncensored, cuffs, indoors, tattoo, on back, completely nude, full body, chain, choker, collar, jewelry,