In the video, a person is seen decorating a Christmas tree with lights. The person is wearing a black and red sweater and is standing in front of a bookshelf. The Christmas tree is small and green, and the person is carefully placing white lights on the tree branches. The lights are bright and twinkling, adding a festive touch to the tree. The person's hands are visible as they adjust the lights to ensure they are evenly distributed throughout the tree. The background is dimly lit, which makes the lights on the tree stand out even more.