Relentless (Gray Man, #10) by Mark Greaney

The Gray Man's search for missing intelligence agents p…

Relentless (Gray Man, #10) by Mark Greaney

Relentless (Gray Man Book 10) - Kindle edition by Greaney, Mark

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Killing is his business. But his business is about to get personal. Four years ago, Court Gentry was betrayed by his handlers in the CIA. To survive,

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