The video shows a close-up view of a human heart model. The model is made of plastic and is colored in shades of red, blue, and yellow. The heart is shown from different angles, highlighting the different parts of the heart, such as the arteries and veins. The arteries are colored blue, and the veins are colored red. The heart is shown in a beating motion, with the arteries and veins pulsating to simulate the flow of blood. The video is shot in a way that allows viewers to see the intricate details of the heart model.