Off-duty Police Constable Arthur Root is playing a round at Wolvers, his local golf club. However, he soon finds himself back on duty when a JCB driver working there digs up the body of a man. Root protects the excavated area as a crime scene. The man had been murdered, and is identified as Roger Hancock, a former member of the club. When there is a second brutal murder, involving many members of the golf club—Root himself becomes implicated...