g kilo-byte, sawayama iori, sister tyrant, game cg, source request, 1girl, arms behind back, bdsm, blue panties, blush, bondage, bound, breasts, brown eyes, calendar (object), cameltoe, chair, covered erect nipples, desk, female focus, frogtie, glasses, green hair, kneehighs, large breasts, long hair, lying, navel, no bra, no pants, open clothes, open shirt, orange eyes, panties, reclining, shirt, socks, solo, spread legs, tape, tape bondage, underwear, window