In the video, a person is seen wearing a yellow helmet and a red jacket while floating in a body of water. The person is smiling and appears to be enjoying the experience. The water is clear and the person is surrounded by rocks. The camera then pans to show a dark cave in the background, indicating that the person is near a cave entrance. The person then enters the cave, which is dark and appears to be a natural formation. The camera follows the person as they swim deeper into the cave, capturing the experience of exploring the underwater cave.