A series of murders in Midsomer St. Claire seem to be inspired by macabre images on a medieval fresco recently discovered in the church crypt. As the village prepares for storms and flooding it appears that someone is using ancient torture methods to punish modern-day sinners. But who is responsible and why?

When the owner of Finchmere Airfield is dropped from a plane to meet a gruesome death, DCI Barnaby and DS Nelson find the exciting world of stunt pilots and military heroes hides many dark secrets.