It's Quiet Down Below(Там знизу тихо)

Metro is a factory of rush for the passengers. Thousands, who do not hurry to break the circulation schedule, work to create the rhythm. What does the escalator controller think of, sitting inside her booth during the rush hour? How do the cashiers see us through the window of their own, separate world, decorated with flowerpots? What a metro worker in the small room with found items loses?