Former Australian Customs agent Sam Walker's career lies in tatters...

Desperate for a change of scenery, his hastily arranged holiday rapidly descends into a desperate battle for survival as an unknown enemy stalks him across the remote desert coast, mountains and rainforests of Peru.

In the face of impossible odds, Walker learns that not only is his life at stake, but those of his colleagues, leading him across three continents to uncover the secrets behind Australia's most audacious narcotics syndicate.

An action-packed adventure that will take you on a relentless ride, right through to the unthinkable end, when only one question remains: just how far will Walker go in the pursuit of justice?