The video shows a person painting their nails with blue nail polish. The person is using a brush to apply the polish, and the nails are long and pointed. The person's nails are already painted with black glitter polish, and they are adding the blue polish on top of it. The person is shown painting each nail carefully, making sure to cover all areas. The blue polish is bright and glossy, and the person is using a steady hand to apply it. The video ends with the person showing off their finished nails, which are now covered in blue glitter polish.