1girl, alternate costume, apron, arknights, arm up, black dress, black footwear, black pantyhose, blue eyes, blue poison (arknights), braid, breasts, brown pantyhose, cleavage, closed mouth, color guide, dated, dress, earrings, enmaided, frilled sleeves, frills, full body, happy birthday, heart, heart earrings, jewelry, long hair, looking at viewer, maid, maid headdress, mary janes, medium breasts, minusk9, pantyhose, pink hair, shoes, short sleeves, simple background, smile, solo, thigh strap, twin braids, white apron, white background, wrist cuffs