The video shows a person setting up a fish tank. The person is seen placing a large piece of driftwood into the tank, followed by a few rocks. The person then adds a few fish to the tank. The fish are small and colorful, and they swim around the tank as the person continues to add more rocks and decorations. The tank is well-lit, and the water is clear, allowing for a good view of the fish and the decorations. The person appears to be taking care to ensure that the fish have enough space and that the tank is well-balanced. Overall, the video provides a detailed look at the process of setting up a fish tank and the importance of creating a healthy environment for the fish.