During the period of 1964 to 1985, Brazil lived a military dictatorship. In the 60s, the Dominican friars Tito, Betto, Fernando and Ivo help leftist organizations. However, they are arrested and tortured by the despicable Chief of DOPS Fleury, who is trying to arrest the leader Carlos Marighella. Tito and Fernando do not resist the violent torture and betray Marighella, who is ambushed and executed by Fleury. In 1973, in France, the exiled friar Tito is unable to overcome his trauma and depression and commits suicide in the Convent of La Tourette.