In the video, a person is seen drawing a diagram on a piece of paper. The person uses a blue marker to draw a series of dots and lines that connect them to form a diagram. The person's hand is visible as they draw, and the marker is held in their right hand. The paper appears to be a light brown color, and the marker has a blue cap. The diagram consists of several dots connected by lines, forming a geometric shape. The person's movements are deliberate and precise as they draw each line and dot. The video does not contain any audio or other visual elements.