The video shows a group of people practicing martial arts in a gym. The gym has black walls and a black floor with white markings. There are several people on the floor, some wearing black uniforms and others wearing white uniforms. The instructor is wearing a black uniform and is standing on the floor, watching the students. The students are practicing various moves, including kicks and punches. The instructor is seen demonstrating a move and the students are following along. The gym is well-lit and there are no visible windows.