In the video, a person is seen holding a small black fish in their hand. The fish is then placed into a plastic bag, which is then submerged into a fish tank. The person then removes the fish from the bag and places it back into the tank. The fish is black with a shiny appearance and appears to be a small size. The fish tank has blue water and several other fish can be seen swimming around. The person's hand is visible throughout the video, and they seem to be wearing a green shirt.