Neither Mason, a US Special Forces medic, nor Lisette, a foreign correspondent, has emerged from America's long wars in Iraq and Afghanistan unscathed. Yet, for them, war still exerts a terrible draw - the noble calling, the camaraderie, the life-and-death stakes. Where else in the world can such a person go? All roads lead to Colombia, where the US has partnered with the local government to stamp out a vicious civil war and keep the predatory narco gangs at bay. Mason is ready for the good war, and Lisette is more than ready to cover it.