waterring, perlica (arknights), arknights, arknights: endfield, bilingual commentary, chinese commentary, commentary, commentary request, english commentary, highres, mixed-language commentary, translation request, 1girl, animal ears, bikini, bird ears, bird girl, black gloves, black thighhighs, blue eyes, breasts, bright pupils, covered erect nipples, gloves, grey hair, holding, holding knife, jacket, knife, large breasts, long hair, looking at viewer, navel, nipples, off shoulder, open mouth, partially visible vulva, side-tie bikini bottom, sidelocks, simple background, single glove, solo, stomach, string bikini, swimsuit, thighhighs, topless female, white background, white bikini, white jacket, white pupils