In the south of Scotland, residents get their chimneys vacuum-cleaned. But in the isolated villages in the very north of Scotland, the villagers rely on the services of the itinerant sweep, Pete Ray, and his old-fashioned brushes. Pete is always able to find work in the Scottish highlands, until one day when Police Constable Hamish Macbeth notices blood dripping onto the floor of a villager's fireplace, and a dead body stuffed inside the chimney...