あ…お会計ですね…

masterpiece, ultra-detailed, high quality, 4k resolution, 8k resolution, highly detailed, a 15-year-old girl (1.2), black hair (1.1), literary girl (1.1), reading a book (1.2), inside a bookstore, behind the cashier counter, slacking off from work (1.1), focused expression, japanese girl, delicate features, casual clothing, soft lighting, realistic textures, intricate background, detailed bookstore interior, shelves with books, cozy atmosphere