The video shows a fish swimming in a pool. The fish is blue and yellow in color and is seen swimming around the pool. The water in the pool is clear and blue, and there are bubbles visible on the surface. The fish appears to be alone in the pool, and there are no other visible objects or creatures. The fish moves smoothly through the water, occasionally changing direction. The video is shot from an underwater perspective, giving a clear view of the fish and its surroundings.