indai (3330425), infection monitor (arknights), mantra (arknights), arknights, absurdres, commentary, english commentary, highres, 1girl, bare shoulders, black background, black coat, black gloves, black nails, black shirt, coat, cowboy shot, fingerless gloves, frown, gloves, grey hair, long hair, looking at viewer, nail polish, off shoulder, old, old woman, pointy ears, shirt, simple background, snake tail, solo, tail, very long hair, wrinkled skin