Helena and Murray have been married for around 22 years, but their weight gain is concerning them. Helena believes that her weight gain is down to the menopause, but Murray is at a loss to explain why he's also gained weight. The surveillance cameras follow their every move to try and discover the truth.
Faye and Laura are shocked by their weight gain as they've been working overtime in the gym in an effort to lose weight, but with little success. They are put under 24-hour-camera surveillance in the hope of finding out if their diets reveal any clues as to those puzzling extra pounds.