lin qing (phosphorus 1104), doctor (arknights), priestess (arknights), arknights, absurdres, highres, 1girl, 1other, abstract background, back-to-back, black hair, black hairband, black pantyhose, black skirt, book, closed mouth, coat, feet out of frame, hairband, hand on own chest, high-waist skirt, holding, holding book, long hair, long sleeves, looking at viewer, open clothes, open coat, pantyhose, purple eyes, skirt, smile, standing, sweater, turtleneck, turtleneck sweater, white coat, white sweater