Mirondalina, a hotel owner, is a beautiful and intelligent lady. She treats all her customers with sensitivity and kindness. One day, Cavalier Ripovratta, who comes to the hotel, arouses disgust in Mirondalina with his behavior. The hotel owner is deeply annoyed by Cavalier's selfishness and rudeness and thinks of taking revenge for this. Thus, Mirondalina first makes Cavalier fall in love with her, and then takes revenge on him.