In the video, a person is seen playing with a Lego set. The Lego set consists of a castle made of grey and green bricks, with a yellow and orange lava flow coming out of the top. The person is seen moving the lava flow, which is made of transparent orange and yellow bricks, to create the illusion of flowing lava. The person's hand is visible in the video, and they are seen moving the lava flow back and forth. The background of the video is a colorful Lego baseplate with a picture of a dragon.