This series sees Gwen Taylor's character widowed and wondering what to do with her husband's Debt Collection Agency. She decides to run the business herself, much to the chagrin of a rival, ruthless debt collector. Gwen employs a muscle-man, Carmichael, an illiterate hermit who rides around on a push-bike with a tape recording from Gwen of what he is to do. Together they manage to keep the business running, despite attempts from the rival collector to shut them down.