In the video, a person is seen holding a small fish in their hand. The fish is then released into a large container filled with water and other fish. The container appears to be a large tank or aquarium. The person continues to hold the fish and then releases it into the water again. The fish swims away, and the person repeats this action several times. The container is filled with clear water, and the fish are of various sizes and colors. The person's hand is visible, and they are wearing a long-sleeved shirt. The video captures the action of releasing the fish into the water and the fish swimming away.