When the body of a farmer is found in the middle of a stone circle in Midsomer Mow, suspicion points at local druids. The murdered man had planned to plough Gorse Meadow, making Crowcall Circle inaccessible to the group led by high priests Ezra and Leticia.

Barnaby and Jones are joined in their investigation by new pathologist Kate Wilding. The body left on the bloodstone is her first assignment, but Kate doesn’t shock easily.