In São Paulo, in the late 1960s, the convent of the Dominican friars became a trench of resistance to the military dictatorship that governs Brazil. Moved by Christian ideals, frets Betto, Oswaldo, Fernando, Ivo and Tito came to support the guerrilla group Ação Libertadora Nacional, commanded by Carlos Marighella.

Caio Blat
as Frei Tito

Daniel de Oliveira
as Frei Betto

Cássio Gabus Mendes
as Delegado Fleury

Ângelo Antônio
as Frei Oswaldo

Léo Quintão
as Frei Fernando

Odilon Esteves
as Frei Ivo

Marku Ribas
as Carlos Marighella

Marcélia Cartaxo
as Nildes

Rômulo Braga
as Líder estudantil

Marcelo Campos
as Professor