gandy (gan3e46), viviana (arknights), arknights, commentary, commission, highres, 1girl, animal, animal ears, antlers, arms behind back, barefoot, bdsm, black horns, blonde hair, blush, bound, breasts, collarbone, completely nude, feet, full body, hair between eyes, hair over one eye, hair over shoulder, horns, leg up, legs, long hair, looking at viewer, medium breasts, moose antlers, moose ears, moose girl, nipples, nude, parted lips, purple eyes, rope, shibari, simple background, solo, standing, standing on one leg, sweat, sweatdrop, thighs, tiptoes, white background