1828. After witnessing the brutal repression of revolutions in monarchist South, three young friends join Giuseppe Mazzini's patriotic cause, seeking to finally unify Italy under a republican government. Their idealism will clash with the inevitable disillusionment as they grow apart over the following decades.

In Calvi, a small town in Umbria, a photographer meets a young woman. The spark of love immediately caught fire between them. They kiss passionately. A moment later, the woman disappears. He looks for her everywhere in the town but he finds her where he least expect it.