turbidpeachzz, gravel (arknights), arknights, commentary, highres, 1girl, :d, alternate costume, animal ears, bikini, blush, breasts, brown hair, collarbone, cowboy shot, fingernails, frilled bikini, frills, hair between eyes, long hair, looking at viewer, medium breasts, nail polish, one-hour drawing challenge, open mouth, sitting, smile, solo, swimsuit, thigh gap, white bikini, white nails, yellow eyes