In the video, a person is seen using a brush to paint a square on a black surface. The paint used is glow in the dark, and the person is shown painting the square with a green color. The person then uses a different brush to add a pink color to the square. The person's hand is visible in the video, and they are wearing a black glove. The background is dark, and the glow in the dark paint stands out against it. The person's movements are steady and precise as they paint the square.