A baron, nicknamed Paolo il caldo (Paul the Hot One) because of his womanizing, asks his son, on his deathbed, to leave women alone and only think about work. The son tries hard but only gets into trouble.
Paolo is an outgoing and handsome real estate broker married to Simona, a beautiful woman from the rough outskirts of Rome who has become an author of spicy bestsellers and is pregnant with their child. Betta, Paolo’s sister and her husband Sandro organise a dinner party with Paolo, Simona and their childhood friend, the eccentric musician Claudio. During the lively gathering Paolo reveals what he would like to name his son, causing reactions to steam up and a torrent of revelations to follow reaching climactic proportions.
Sergio Benvenuti is a shy seller of contracts for a Roman company of music, but because of his character he cannot find even a customer, so he asks for help from a fellow named Nadia.
Armando is the daddy, Cristiano is the adult son. Each of them lives his life in a different way respect the other: Armando is an old play-boy and often he "buys" his women with his money; Cristiano is a shy guy who lives in a community with other guys like him. The movie proceeds showing us, ironically, the differences, the different ways to think, to act, to treat the women between father and son.
Paolo, 40 years old, lives in a small Friulian town close to the north-eastern border. Unreliable and with a passion for good wine, he spends his days at the local tavern and stubbornly stalks his ex-wife.
Alberto Nardi is a Roman businessman who fancies himself a man of great capabilities, but whose factory teeters perennially on the brink of catastrophe. Alberto is married to a rich and successful businesswoman from Milan, Elvira Almiraghi who has a no-nonsense attitude and barely tolerates the attempts of her husband to keep his factory afloat with her money.