1girl, ahoge, arknights, bare_shoulders, breasts, closed_mouth, collarbone, dress, duo_lu_(dollpoi), full_body, gradient_background, grey_background, grey_hair, hair_over_one_eye, long_legs, medium_breasts, shoes, sleeveless, sleeveless_dress, solo, w_(arknights), white_background, white_dress, white_footwear, yellow_eyes