Lieutenant Giovanni Drogo is assigned to the old Bastiani border fortress where he expects an imminent attack by nomadic fearsome Tartars.
Enrico Melotti, a middle-aged businessman, has a difficult relationship with his wife, maid and secretary/lover. During a business trip to America, his friend Arturo shows him the key to solving all of his problems: Caterina, a female-looking robotic maid that does all domestic chores better than any human.
It is the story of the brilliant football player Cotechiño, hired by the Napoli team as a centre-forward. Too bad that his professional career will be strongly influenced by the frequent absence of his fiancée, for which he feels an inexplicable, almost obsessive jealousy. That's why he hires a plumber very similar to him to keep an eye on his beloved, but that won't be enough when Cotechiño is kidnapped.
