mr.lime, ho'olheyak (arknights), arknights, commentary, highres, 1girl, black pantyhose, black shoes, book, bookshelf, coat, dress, dutch angle, fingerless gloves, from above, from side, gloves, green eyes, grey hair, head wings, holding, holding book, indoors, long sleeves, looking ahead, medium hair, open clothes, open coat, pantyhose, shoes, snake tail, solo, stairs, standing, tail, white coat, white dress, white gloves, wings