A lifelike depiction of a decaying zombie emerging from the shadows of a dimly lit room, infected with the advanced stage four zombie virus. The scene is bathed in soft volumetric lighting, highlighting the intricate details of the zombie's grotesque features, with finely textured and realistic skin. The atmosphere is eerie with a subtle, low contrast palette, amplifying the chilling effect. Shot in a cinematic 9:16 aspect ratio, the composition captures the unsettling moment with intense focus and precision.