Midsomer Murders S13 E07 Not in My Back Yard

"The deadliest county in England."

A planning dispute turns to murder after a leading light in the Midsomer Conservation Society suspects her neighbours are involved in a money-making development scam. Political wrangling, burglaries and sexual liaisons abound in picturesque Great Pelfe - but why is someone driven to start killing? Barnaby and Jones investigate.