Rome, 1825. Bishop Rivarola and Colonel Nardoni are in charge of suppressing the liberal revolution. Shoemaker Cornacchia got the information that the liberal Filippo Spada is a spy and is going to denounce his revolutionary companions.

Antonio, a representative of medical supplies with no success, finds a brilliant way to present himself to the customers and improve his sales: the special tiramisù made by his beautiful wife Aurora.

A stories of three really unlucky characters are discovered during the trial.