British Railways propose closing Kembleford Station. On the news Ben Webb, the stationmaster, suffers a heart attack. A fete held at the station and Ben Webb is found bludgeoned in a trunk on the platform. Learning Webb was a philanderer over many years gives Father Brown many suspects ranging from Julia his pregnant wife, a bus company boss, a British Railway manager and the churches new cleaner Julia's niece Pandora, also pregnant. The murder is complicated by the fact Webb actually drowned.