The video shows a small fish tank placed on a rock. The tank is filled with water and has a small fish swimming inside. The fish is seen swimming around the tank, occasionally coming up to the surface. The water in the tank is clear, and the fish is the only visible living creature inside. The rock on which the tank is placed is gray and has a rough texture. The background shows a small waterfall, and the water is flowing over rocks. The video is shot during the day, and the lighting is natural.