A professor has quit his job at the university to expiate his son's eyes disease. Giovanni's blindness drags Angelo into a never ending crisis. Finally, from Angelo's socially committed past, dark shadows spread out; he comes face to face with himself and gets back to his role as a father.

Bologna, 1976. The paths of two aimless young friends intertwine with those of Radio Alice, a pirate radio politically aligned with the leftist student movement.