Short comedy vehicle for performer Petrolini, about a blind man who sings in the streets and courtyards of Rome and who tries to score a kiss as a favor from a woman whose beauty he can only sense, not actually see.
Maciste is on the trail of a gang of criminals who have kidnapped the beautiful princess Maria Letícia de Livonia, traveling to Rome, and go to hide near a port. in this adventure, Maciste is helped by his friend, the journalist Tito Fabrizi, who was breastfed by the same woman.