1girl, solo, fern, adult woman, long purple hair, violet eyes, glasses, sexy librarian, low-cut white blouse, deep cleavage, black pencil skirt, stockings, high heels, cardigan slipping off shoulders, leaning forward over a wooden desk, both hands braced on the desk, arched back, looking at viewer, soft teasing smile, thigh up, elegant library, bookshelves, warm desk lamp, indoor lighting, nipples,