The video shows a scuba diver in the ocean, swimming near a large shark. The diver is wearing a black wetsuit and has a scuba tank on his back. The shark is swimming close to the ocean floor, and the water is clear and blue. The shark is grey in color, and the ocean floor is sandy with some rocks. The diver appears to be touching the shark, and the shark seems to be calm. There are also some small fish swimming around in the water.