The video shows a group of people in a large aquarium tank with fish. The people are wearing scuba gear and are swimming around the tank. The fish are swimming around them, and the people are waving to the crowd. The water is clear, and the lighting is bright, illuminating the entire tank. The people are wearing wetsuits, and the fish are of various sizes and colors. The crowd is visible in the foreground, and they are watching the people in the tank.