Caleidoscope of documentary-like scenes and re-enacted episodes of a day in the life of a large port town – Lisbon, from the old district around Saint George's Castle down to the docks and the 'Sagres' on the Tagus river, to the new commercial districts.

The amorous sacrifices of the daughter of Tomé da Póvoa, Berta, with the gentleman Jorge and, in parallel, the warm connection of the other son of Dom Luis, Maurício, with dedicated cousin Gabriela.