The video shows a person's hands assembling a Lego structure. The person places a Lego brick on top of a base and then adds another brick on top of the first one. The person continues to add bricks on top of each other until the structure is complete. The Lego bricks are of various colors, and the structure appears to be a simple, two-tiered design. The person's hands are steady as they place each brick, and the structure is built on a green Lego base.