The video shows a rectangular fish tank filled with gravel, an artificial green plant, and water. Inside, there are four fish: one yellow fish, a striped fish with black and yellow bands, and two dark-colored fish. The front fish is larger and has small, iridescent blue spots on its face and body. The other dark fish is floating near the top of the tank against the glass. The tank is likely located in a retail setting, as indicated by the blurry background showing store-like elements.