The video shows a close-up of a person's hand holding a pen and drawing a graph on a piece of lined paper. The graph has a black line that goes up and down, and the person is pointing to different parts of the graph while explaining what they are doing. The person's hand is visible, and they are wearing a ring on their finger. The paper is white with blue lines, and there is a black object on the paper next to the graph. The person's voice can be heard in the background, but it is not clear what they are saying.