The video shows a large school of fish swimming in the ocean. The fish are white and are swimming in a coordinated manner. The water is clear and blue, and there are coral reefs visible in the background. The fish are moving in the same direction, creating a mesmerizing effect. The coral reefs are green and brown and provide a beautiful contrast to the white fish. The video is shot from an underwater perspective, giving the viewer a sense of being in the water with the fish.