The Heel Of Achilles (Linford Mystery Library)

'I'M DONE FOR...FIND X.1...DENE...YOU MUST...TOOTH-PASTE...' England is at war with Germany and Dene of the Secret Service tries to decipher his fatally wounded colleague's garbled message - potentially vital information for England's survival. Who is X.1? What does the word TOOTH-PASTE signify? Dene must find out and stop X.1, or the Third Reich will strike a crippling blow to England and change the course of the war. And he has just eight days in which to do it...