beautiful curvy female Secret Service agent undercover, Caucasian, brown hair in a loose ponytail or casually brushed style, wearing sexy casual clothing — fitted dark jacket, simple tube top, very short ripped denim pencil skirt, midriff, no panties, pubic hair, subtle earpiece barely visible under hair, calm but hyper-aware expression, scanning surroundings, realistic urban environment such as a city plaza or coffee shop entrance, people blurred in background, natural daylight, soft shadows, lifelike skin texture, ultra-realistic photography, sharp focus on face and clothing, depth of field, subtle film grain, authentic covert security atmosphere, professional but low-profile appearance, slightly narrowed eyes, controlled breathing, soft dramatic lighting