The team race to find the culprit when someone goes to dangerous lengths to force a farmer's widow into giving up her husband's rundown farm, with the finger of suspicion pointing firmly at her ruthless niece. Meanwhile, Vernon enters a hot rod racing event and asks Bernie to repair a highly modified morris minor for him to use. Elsewhere, Ventress takes a new special constable under his wing when he is dispatched to Ashfordly station, whilst Bellamy gets his wires crossed when Gina is spotted leaving the maternity ward.