The video shows a fish tank with a variety of fish swimming around. The tank is decorated with rocks and plants, creating a natural environment for the fish. The fish are of different sizes and colors, and they swim around the tank, occasionally coming close to the camera. The water is clear, and bubbles can be seen rising to the surface, indicating that the tank is well-maintained. The lighting in the room reflects off the water, adding to the overall ambiance of the scene.