Amália confronts Catarina, claiming that she will obtain evidence against the queen. Afonso orders Romero to interrogate all the alchemists indicated by Olegário. Amália tells Tiago that Virgílio will help her unmask Catarina. Tiago discovers that Dráuzio received a bracelet as payment for a shipment of gunpowder. Afonso tells Catarina that the bracelet was found in the house of the murdered alchemist.