In the video, a man is standing in front of a classroom full of students. He is dressed in a suit and tie and is holding a marker in his hand. He walks up to the whiteboard and begins to write on it. The students are watching him attentively. The man continues to write on the board while occasionally looking back at the students. The classroom is well-lit and the walls are painted white. The students are sitting at their desks, some taking notes. The man appears to be giving a lecture or presentation.