In the video, a person is seen decorating a cake with white icing using a piping bag. The cake is placed on a white plate, and the person is carefully piping the icing in a circular motion to create a decorative pattern. The icing appears to be thick and creamy, and the person is using a steady hand to ensure the icing is evenly distributed. The cake itself is not fully visible, but it seems to be a multi-layered cake with a light brown color. The background is blurred, but it appears to be a kitchen setting.