The video shows a scuba diver underwater with a shark swimming nearby. The diver is wearing a black wetsuit and is holding a camera in one hand. The shark is gray and appears to be a large size. The water is clear and blue, and there are small fish swimming around in the background. The shark swims close to the diver, who seems to be observing it closely. The video captures the interaction between the diver and the shark in their natural habitat.