The video features a person's hands assembling a Lego set. The set includes various pieces such as a cannon, a barrel, and a base. The person carefully places each piece onto the base, ensuring that they fit together correctly. The colors of the Lego pieces are primarily gray and black, with some green pieces representing foliage. The person's hands move with precision as they assemble the set, and the camera focuses on the pieces being added to the structure.