The video shows two men in a karate dojo. One man is wearing a white karate gi and has a black belt, while the other man is wearing a white karate gi and has a white belt. The man with the black belt is demonstrating a karate technique on the man with the white belt. He is holding the man's collar and showing him how to perform a specific move. The dojo has wooden floors and walls, and there are several framed pictures and posters on the walls. The lighting in the dojo is bright, and there is no one else visible in the video.