The video shows a person using a trowel to apply plaster to a wall. The person is wearing a gray glove and is using a blue trowel to spread the plaster. The wall appears to be in the process of being plastered, with some areas already covered in plaster and others still bare. The person is spreading the plaster in a vertical motion, creating a smooth and even layer on the wall. The plaster is a light gray color, and the wall has a marble-like pattern. The person's movements are steady and precise, indicating experience and skill in plastering.