The video shows a large shark swimming in the ocean. The shark is seen from different angles as it moves through the water. At one point, a person in a wetsuit is seen swimming near the shark. The person appears to be observing the shark from a safe distance. The water is clear, and the lighting is natural, suggesting that the video was taken during the day. The shark is the main focus of the video, and its size and movements are clearly visible. The person in the wetsuit is also visible, but their actions are not the main focus of the video.