original, chinese commentary, commentary, highres, 1girl, black pantyhose, blue shirt, blush, breasts, brown eyes, brown hair, closed mouth, drawing board, feet out of frame, grey skirt, hair bun, holding, holding marker, id card, long hair, looking at viewer, marker, mature female, medium breasts, office lady, pantyhose, pencil skirt, programming (topic), shirt, sidelocks, simple background, skirt, smile, solo, standing, strapless, strapless shirt, wryyyyy (pixiv 88189348)