dangerous environment, company building, person holding flashlight, tense posture, alert expression, dark suit, tactical gear, dim lighting, shadows, concrete walls, metal doors, emergency signs, flickering lights, suspenseful atmosphere, close-up shot, high contrast, flashlight beam, intense focus, steel-toe boots, night vision, industrial textures, security guard, action stance, clear visibility, 3/4 view, dramatic angle, reflective surfaces, moisture on surfaces, suspenseful mood, detailed environment.