In the video, a person is seen holding a clear plastic container filled with water. The container is tilted, and the water is poured into a large fish tank. The fish tank is filled with water, and the person continues to pour the water from the container until the tank is full. The fish tank appears to be in a room with white walls, and there are no fish visible in the tank. The person's hand is steady as they pour the water, and the water flows smoothly from the container into the tank.