While visiting Universal Studios in Hollywood along with their respective families, two Italian tourists get on a real time machine and got lost in time. Professor Mortimer effort to rescue them result in trips through various ages of ancient Italy.
Divorced high school PE teacher Gilberto falls in love with Margherita, unaware that she is the mother of Paolina, a student who's been hitting on him.
Jacopo, Duccio, Cecco, Manfredo and Filippo are five friends who live in Florence of the fifteenth century, during a plague epidemic.