The video starts with a close-up of a person's hand holding a smartphone. The phone's screen displays a blue wallpaper with a swirling pattern. The person then turns the phone around to show the camera's viewfinder, which displays a live feed of a river. The river is flowing rapidly over rocks and pebbles, and the water is clear. The person's hand is visible in the foreground, and the background is dark, indicating that the video was taken at night.