The video shows a scuba diver in a black wetsuit with a white oxygen tank and a mask, swimming underwater. The diver is accompanied by a sea turtle, which is swimming in the same direction. The sea turtle has a brown shell with a pattern of yellow and black spots. The water is clear and blue, and the sandy ocean floor is visible with some rocks and coral. The diver and the turtle are moving slowly, and the diver appears to be observing the turtle.