Case 1: In this special Christmas mystery, DS Charlie Nelson takes up his new post in Midsomer alongside DCI John Barnaby. In the villages of Midsomer there are strange murders to solve and clues to uncover as DCI John Barnaby and his new sidekick DS Charlie Nelson investigate. A ghost-hunting party goes spookily wrong when an antique sword proves it is in full working order; in Midsomer St. Clare someone is using ancient torture methods to punish modern-day 'sinners'; and heated relationships lead to the brutal and untimely death of a landlord.