a group of weary female prison guards plussize chat casually in a functionally equipped breakfast room and drink coffee, stern unfriendly expression, dressed in black prison officer uniforms, utility belt, long pants, longsleeve, short bob haircuts, aged over 30, black safety boots, coffee machine, old prison, bars, barred window, concrete floor, alcatraz, natural faces(masterpiece:1.5)(photorealistic:1.1)(sharp focus)