Henry Prendergast's indulgence of his wife Jane's 'casual interest' in politics is about to end when it threatens to disrupt the signing of an important business deal for his publishing firm.
Henry is very supportive when Jane is selected as Tory candidate for the Brinkley by-election. He offers his help at canvassing but his efforts prove counter-productive.
With the fall out of a closely fought by-election slowly fading, Henry and Jane go on a get-away-from-it-all weekend before Selwyn Lloyd rules the waves.
Henry thinks he's seen the benefits of Jane taking her seat in Parliament — more money! But Jane is quick to burst his bubble by pointing out that what comes in must go out...