Tom Clancy takes us back to a formative episode in the life of John Kelly, a character familiar to his many readers as CIA legend Mr Clark, in his seventh No 1 bestselling thriller - now reissued with a new cover.

It is 1970. Back in the US after serving as a Navy SEAL in Vietnam, John Kelly meets a woman who will change his life forever. She has recently escaped from a nightmare world of unimaginable suffering, yet before they can plan a future together, the horrors of her past reach out to snatch her from him. Kelly vows to gain revenge - but finds there are others who have need of his deadly skills.

In Washington a high-risk operation is being planned to rescue a key group of prisoners from a POW camp deep within North Vietnam. Kelly has his own mission; the Pentagon want him for theirs. As he attempts to juggle the two, he must step into a netherworld as perilous as any he has ever known - from which he may never return...