Roz is fed up with her long-standing partner, part-time plasterer and sometimes petty thief, Frank O'Brien. Reluctantly she agrees to accompany him to a luxury coastal resort where he is to pull off one last heist. There the odd couple frantically and ineptly try to fit in among the yacht and caviar crowd. Suddenly Roz experiences how the other half lives - and worse still, discovers she rather likes it! There the odd couple frantically, and ineptly, try to fit in with the yacht-and-caviar crowd. Suddenly Roz experiences how the other half lives and worse still, she discovers that she quite likes it!