The fatalism caught up and the amorous tragedy between Teresa de Albuquerque and Simão Botelho, who survives the intolerant litigation of her noble families.
Having abandoned his family due to religious differences, Dr Silveira moves to Coimbra, where he dedicates himself to his patients, and rejecting any attempts at reconciliation. But, when a terrible accident happens to his son, he must seek a resolution to the debate between faith and science.