Plot: The history of the activities of the Culmv (Compagnia Unica dei Lavoratori Merci Varie) in the Port of Genoa, spanning from the 14th century to the present day. The documentary is structured in three parts: "Caravana e Camalli," "Compagnia Unica Lavoratori Merci Varie," and "Il Sacco e il Container