In this, the fourth and final book in his Septimus Treloar series, Stephen Chance takes the reader back to the early days of the endearing policeman-turned-parson's career, to fill his fans in on the story of Septimus's life as a young man. The setting is World War II, and Septimus has been summoned to handle a very delicate and important assignment. The details of a top secret radar device, code name H2S, have fallen into enemy hands. His mission...