A close-up of a painful-looking knee with text asking about "mystery pain."

The video opens with a close-up of a person's knee with a red mark indicating pain. Text overlays suggest "mystery pain." The scene shifts to the person stepping onto a smart scale, then shows a skeletal animation of the leg muscles. The person is shown using the scale and then looking at a smartphone app displaying body composition data. The app shows muscle mass and fat percentage breakdown by body part. The video then shows the person exercising and eating, followed by a comparison of their body scan results before and after. The ad concludes with shots of the smart scale and a discount offer.