In the video, a person is seen painting a picture of a wave. The artist uses a brush to apply different colors of paint to the canvas, creating the illusion of water. The colors used include shades of blue, green, and white. The painting is done in a loose, impressionistic style, with the artist adding layers of paint to create depth and texture. The video captures the artist's hand movements as they work on the painting, adding details and refining the wave's shape. The final frame shows the completed painting, which is a vibrant and dynamic representation of a wave in motion.