One December night in 1942 a Nazi parachutist landed in a Cambridgeshire field His mission to sabotage the British war effort His name was Eddie Chapman but he would shortly become MI5's Agent Zigzag Dashing & louche courageous & unpredictable the traitor was a patriot inside & the villain a hero The problem for Chapman his many lovers & his spymasters was knowing who he was Ben Macintyre weaves together diaries letters photographs memories & top-secret MI5 files to create the exhilarating account of Britain's most sensational double agent