David Sinden used to be a senior advertising manager in London. He now works in a local supermarket after suffering a stress-related breakdown. Long divorced from the erratic Lizzie, he has remarried. His new wife, Sally, is a schoolteacher with twin teenage sons. Helped by his unconventional therapist, he's close to a full recovery. But, standing in its way, are the stresses he faces from his step-sons' behaviour, his sense of failure...