The video shows a scuba diver swimming underwater, surrounded by a colorful coral reef. The diver is wearing a red mask and a black wetsuit, and is holding a flashlight in one hand. The water is clear and blue, and there are small fish swimming around the diver. The coral reef is a mix of yellow and orange colors, and there are rocks and plants visible in the background. The diver is moving slowly and gracefully, exploring the underwater world.