An accomplished agent in the British Army, Basil St. Florian embarks on his toughest assignment yet as he, going undercover in Nazi-occupied France during World War II, searches for an ecclesiastic manuscript that holds the key to a code that could prevent the death of millions.

An accomplished agent in the British Army, Basil St. Florian's current mission, going undercover in Nazi-occupied France during World War II, might be his toughest assignment yet. He will be searching for an ecclesiastic manuscript that doesn't officially exist, one that genius professor Alan Turing believes may hold the key to a code that could prevent the death of millions and possibly even end the war. -- adapted from jacket and run-on sentence provided.