The video shows a man standing in front of a large aquarium tank, pointing at and talking about the fish inside. The fish are swimming around in the tank, which is filled with water and rocks. The man is wearing a blue shirt and has a watch on his wrist. The fish in the tank are of different sizes and colors, and they seem to be healthy and active. The man appears to be knowledgeable about the fish and is likely a worker or an enthusiast at the aquarium. The tank is well-lit, and the water is clear, allowing for a good view of the fish.