In the video, a small white dog is seen running across a wooden floor. The dog then stops and rolls over on its back, wagging its tail. The dog appears to be happy and playful, and is wearing a red collar. The floor is shiny and reflects the dog's movements. The dog's fur is fluffy and well-groomed, and it has a small black nose and dark eyes. The dog's playful behavior is the main focus of the video, and it seems to be enjoying itself.