Shaded by austerity, this is a contained but eloquent cryptofable very much of and for our time and stepping just beyond it to a point where we seem to be continually at war — for war simply grows like ""a tree."" And about Stringer, rarely amplified with another name, a loner, stealthy by instinct, remote, careful, who turned his back on his own ""history, the special persistent echo of small American towns, confident families, secure futures"" to join a civilian branch of the army, SAG, where with his closest friend Steinberg he performs secret missions fought with scopes adn sensors and bombs and codes and coordinates.