The video shows a person writing on a music sheet. The person writes the word "rhythms" on the top of the sheet and then writes "half note" underneath it. The person then writes a quarter note and an eighth note on the sheet. The person's hand is visible in the video, and they are using a black marker to write on the sheet. The music sheet has five horizontal lines, and the person writes on the second line from the top. The video is shot in a well-lit room, and the person's hand movements are steady and precise.