The video begins with a shot of an aquarium with a blue light, followed by a close-up of the same aquarium. The aquarium is filled with water and has a sandy bottom. There are several coral formations inside the aquarium, and the water is clear. The camera pans around the aquarium, showing the corals from different angles. The corals are of various shapes and sizes, and they are all illuminated by the blue light. The aquarium appears to be well-maintained and clean.