At the end of the 60s Evita arrives in the Portuguese colony of Mozambique to marry Luís, a mathematics student doing his military service there. Evita soon realizes that Luís has changed, and in the turmoil of the war he has transformed himself into a pale imitation of his commanding officer, Forza Leal.

The men lead a major military offensive in the north of the country. Evita is left alone and, desperate to understand what has changed Luís, seeks the company of Helena, Forza Leal’s wife...