1guitar, post-apocalyptic, metro exodus theme, rusty texture, worn strings, male survivor playing, sitting position, underground station, dim lighting, scattered debris, abandoned trains, moss-covered walls, eerie atmosphere, distant shadows, soft ambient light, close-up shot, detailed fingers on frets, atmospheric mood, survival gear, gas mask hanging off neck, tattered clothing, 3/4 view, high-resolution texture, desolate vibe, immersive environment, cold color palette, steel guitar body, reflective metal surface, fire barrel warmth, flickering shadows.