In the video, we see a human hand reaching into a fish tank. The hand is holding a small fish, which is being gently placed back into the water. The fish tank is filled with water and has a variety of colorful fish swimming around. The hand is visible in the foreground, while the fish tank takes up the background. The fish being returned to the tank is small and has a vibrant coloration. The water in the tank is clear, allowing us to see the fish swimming around. The hand appears to be careful and gentle as it releases the fish back into its natural habitat.