The video shows a person's hand holding a paintbrush and applying watercolor paint to a piece of paper. The paper is placed on a flat surface, and the artist is seen painting a portrait of a person. The portrait is detailed, with careful attention to the facial features and shading. The artist's hand moves with precision, and the paintbrush is used to create various shades and tones. The colors used in the painting are soft and blend well together, giving the portrait a realistic and lifelike appearance. The artist's technique is skilled and appears to be well-practiced.