elf k, aruto (kokoro toshokan), kokoro toshokan, 00s, 1girl, bed, black panties, black thighhighs, blue eyes, blush, bra, breasts, cleavage, female focus, garter belt, glasses, large breasts, lingerie, looking at viewer, lying, navel, nipples, on back, open mouth, panties, purple hair, round eyewear, see-through bra, see-through clothes, short hair, solo, thighhighs, uncensored, underwear, underwear only