The video shows a person's hand on the side of a car door, with the hand moving back and forth. The person's hand is visible in the mirror of the car door, and the reflection of the hand can be seen in the mirror. The person's hand appears to be moving in a rhythmic manner, and the reflection in the mirror follows the movement of the hand. The car door is black, and the hand appears to be that of an adult. The background outside the car is not clearly visible, but it seems to be a sunny day.