A group of former high school classmates meets for a reunion 15 years after graduation, only to discover that any innocence or friendship is long lost.
A teacher (Saverio) and a schoolkeeper (Mario) get lost in the Italian countryside. They find themselves in the late 15th century, they met Leonardo da Vinci and try to teach him how to play cards, they try to stop Columbus, they sing beatles's song etc...
Like every year, everyone is going back to the ancestral family's home for the Christmas holidays. But this time, the old folks have a surprise, a good surprise for them. They have decided to go living with one of their children and make him or her inherit the family house.
Francesco, nicknamed 'Toscano', is a very good pool player but he never wins when he plays for money. He meets Chiara, a saxophone player, on a late night bus by swapping his case containing the cue with her one, containing the sax. The two fall in love, but in the meantime Francesco loses a big amount of money playing versus 'Scuro', the long-time Italian champion. His only chance to pay the debt is to win the Italian Championships.
Christmas holidays on the snow of Cortina D'Ampezzo. Mario, a guy from Rome who has not much money, falls in love with the American Samantha, the girlfriend of hypochondriac Roberto. Billo, a singer and a playboy, meets Ivana: she's married with a rich man, Donatone, but in the past she had a flirt with Billo, who wants to reignite the flame.
Forty-something Mattia has every woman in town lusting after him. But every time a woman wants to get hitched, he drags out his 'daughter' (actually the girl next door) to pass judgment on this woman.