When the body of a theology student is found on a desolate stretch of East Anglican coast, his wealthy father demands that Scotland Yard should re-examine the verdict of accidental death.

Commander Adam Dalgliesh is already acquainted with the Dupayne Museum in Hampstead, and with its sinister murder room celebrating notorious crimes committed in the interwar years, when he is called to investigate the killing of one of the trustees.

A small, dark treat published for the first time in book form in celebration of what would have been P.D. James' 100th birthday.