The young priest Father Giulio returns to Rome, his hometown, after a long pilgrimage. Don Giulio hopes to live peacefully with his family and his friends, but discovers that many of them are depressed or frustrated, and some suicidal.
The enthusiasms, fears, joys and disappointments of the (private and professional) life of a well-known group of boys fond of physics and mathematics, who just made history as the Via Panisperna boys.
The freshly graduated psychiatrist David shall deliver an opinion about young Maddalena, who's on trial for murdering a hunter. She claims she's a witch and acted on behalf of the devil.
