male character, Luke from The Walking Dead, standing pose, worried expression, brown hair, stubble, casual clothing, jeans, leather jacket, boots, holding a gun, apocalyptic environment, abandoned cars, overgrown vegetation, dim lighting, sunset background, dramatic shadows, 3/4 view, atmospheric mood, detailed textures, gritty realism, survival theme, action stance, tense atmosphere, focused gaze, protective stance, urban decay, cinematic composition, high contrast lighting.