The video shows a person's hand pointing at a fish tank. The tank is filled with water, and there are several fish swimming around. The person's hand moves around, pointing at different fish. The fish are of various sizes and colors, and they swim around the tank, occasionally coming close to the glass. The person's hand is visible throughout the video, and they seem to be observing the fish closely. The lighting in the tank is bright, and the water is clear, allowing for a good view of the fish.