Britain's best-loved detective series enters a new era as DCI John Barnaby (Neil Dudgeon), a cousin of the original detective, moves in to fight crime in the beautiful but deadly villages of Midsomer. Peter Slim, the 'revenue man' is found in a vat of cider at the Midsomer Abbas May Fayre. Slim was investigating the source of illicit alcohol, known locally as 'The Beast'. However Barnaby and Jones believe there is more to Slim's death than illicit distilling and delve into the lives of the villagers of Midsomer Abbas and Midsomer Mow. When an old tradition, 'The Night of the Stag', is revived can Barnaby uncover the mystery before the fun takes a more sinister turn?