The video shows a person using a piping bag to decorate a cake. The cake is blue in color and the person is using white icing to create a spiral pattern on top of the cake. The person's hand is visible as they squeeze the piping bag to release the icing onto the cake. The spiral pattern starts from the center of the cake and moves outwards, creating a visually appealing design. The person's movements are steady and precise, indicating their skill and experience in cake decorating. The video is shot from a top-down perspective, allowing viewers to see the entire process of the decoration. The lighting is bright, highlighting the contrast between the blue cake and the white icing.