The thieves take Afonso's jewelry. Augusto tells Demetrio that he will not give Catarina's hand to Rodolfo. Catarina does not react well to her father's decision. Afonso promises Amália and her family that he will recover the stolen jewel. Afonso recognizes one of the thieves who stole his ruby ​​ring. Lucrécia arrives in Montemor. Rodolfo discovers that Lucrécia is not as beautiful as her painting revealed.