What does a woman need to do to ruin her vacation at sea? Agree to be accompanied by her own father. He is old, he has a terrible character, ebullient energy, a concrete confidence that he knows everything better than anyone, and a manner of treating his daughter like that as if she were a teenage girl in need of constant control. As a result, trips to the beach give way to an endless routine, every cigarette has to be smoked in secret, and a whirlwind romance with the man of her dreams turns into a farce. Why? The dad just got it into his head that his daughter’s charming admirer is a marriage swindler. He involved all his friends - tireless pensioners - in spying on the insidious villain...