The video shows a group of people marching in a parade. They are dressed in white shirts and red ties, and some of them are wearing masks. They are carrying a large red banner with white Korean writing on it. The banner is being held up by several people, and they are walking in unison. The background is a street lined with trees and buildings. The video also includes a caption that reads "Pyongyang, North Korea's protested against South Korean authorities and defection."