The video shows a man wearing a scuba mask and a wetsuit, standing in front of a large body of water. He is holding a camera and appears to be filming the underwater scene. The underwater scene shows a large rock formation with various types of coral and marine life. There are several fish swimming around the rock, and a large lobster can be seen crawling on the rock. The water is clear, and the sunlight is shining through, illuminating the underwater scene. The man seems to be fascinated by the marine life and is carefully filming the scene.