Dario, a well-off young man caught up in a rocky love story with Margarida, a Portuguese folk singer, involuntarily witnesses the Marian apparitions in Fatima.
The Madonna first appears to the Portuguese shepherdesses on 13 May 1917, a crucial year for the history of the world, reappearing at midday on the 13th of every month for the next six months.
In a social and political context characterized by a strong anticlerical tendency, the Marian apparitions in Fatima – which soon become the focus of mass worship – are contested in every way by the Portuguese authorities.