U.S. Marine veteran Mason Hackett has tried to convince himself that what happened 15 years ago--the people who died, the lives that were ruined--doesn't matter. But when he suddenly sees the face of a dead friend and gets a mysterious email about a CIA operation gone bad, he begins a search for the truth. A search that leads him to Eastern Europe, international arms dealers, and a covert war.

"James Byrne's The Gatekeeper introduces Dez Limerick in the most anticipated new thriller in years. A highly trained team of mercenaries launches a well-planned, coordinated attack on a well-guarded military contractor - but they didn't count on one thing, the right man being in the wrong place at the right time. Desmond Aloysius Limerick ("Dez" to all) is a retired mercenary, and enthusiastic amateur musician, currently in Southern California, enjoying...