Claudia Mori

A beautiful girl Rosina lives In Rome. Her husband is strong as a bull and jealous as Shakespeare's Othello. Once the husband of Rosina kills a wealthy aristocrat, who sang the serenade to his wife, and now he is hiding from justice.

When a widow’s family moves to the big city, two of her sons become romantic rivals, with deadly results.

Taddeus is the manager of the Grand Hotel Excelsior. The Summer season begins in May and since then many odd persons frequent the hotel. There is Ilde Vivaldi, in love with Taddeus and the boxer Pericle Coccia who has an important match and falls in love with Maria. There is the Mago di Segrate trying to win world fame by levitating thirty meters high. And there is the waiter Egisto whose daughter is in a Swiss College believing her father is a man of importance.