The video shows a man in a suit and tie standing in front of a chalkboard. He is holding a piece of chalk and writing on the board. The man appears to be speaking and gesturing as he writes. The chalkboard has some writing on it, but it is not clear what it says. The man is wearing a dark suit and tie, and the chalkboard is green. The lighting in the room is dim, and there are no other visible objects or people in the video.