The Three Men of Gragareth

June 1939, and a Yorkshire farmer disappears amid rumours of strangers visting the village late at night. Jack, the missing man's nephew, is summoned from London to support his aunt and help with the search, but he is sidetracked when his travelling companion, an enigmatic woman he meets on the homeward train, also disappears. Jack joins forces with Inspector Bannerman, a Special Branch officer who shares his view that the two cases are linked, but neither suspect that events would lead them to a far more insidious plot to infiltrate fifth columnists into the country. The hills and fells of the Yorkshire Dales are the backdrop for this tale set in the politically naive atmosphere in the days before the start of the Second World War. Every stranger to the community attracts suspicion, but it soon becomes clear that the enemy is not necessarily a stranger ...