The video shows a close-up of a fish tank with various types of coral and fish. The coral comes in different shapes and colors, including green, purple, and orange. The fish are swimming around the tank, with one fish in particular being the focus of the video. The fish has a bright orange body with white stripes and is swimming near the top of the tank. The water in the tank is clear, and the lighting is bright, highlighting the vibrant colors of the coral and fish.