In 19th-century Papal Rome, Bartolomeo is a wealthy and greedy parvenu who craves a noble title. While trying to raise the money he needs to strike a deal with a prince for the hand of his daughter, he'll find himself caught in a magical journey between past, present and future. Assisted by some rather illustrious companions, he'll have to come to terms with whom he really is and give his life a new meaning.
The year is 1764. For over a year, Josef has been leading a precarious life in Venice. He hopes to become an opera composer. The city, full of talented and already-established composers, seems closed to him. Looking for work as a violinist, he comes into the orbit of a rich young woman. Thanks to her, he gets the opportunity to play at salons. But his real opportunity arises when he becomes the lover of a libertine marquise. She teaches him worldly manners, rids him of signs of a provincial upbringing and introduces him to a hedonistic existence free from religious intolerance. Thus transformed, Josef gets an incan incredible commission: to write an opera for the San Carlo, Europe's largest theatre.
While trying to make his sister's wedding day go smoothly, Jack finds himself juggling an angry ex-girlfriend, an uninvited guest with a secret, a misplaced sleep sedative, and the girl that got away in alternate versions of the same day.