In the video, a person is seen decorating a Christmas tree made of green cereal. The tree is placed on a wooden surface, and the person is using a bowl of colorful candies to decorate it. The candies are being carefully placed on the tree, one by one, to create a festive and colorful decoration. The person's hands are visible as they work on the tree, and the background is blurred, focusing the viewer's attention on the tree and the decorating process.