During WWII, Lithuanian collaborator Silvestras Griekshell had been plucked from a Nazi labor camp and sent on covert missions by his Allied handlers. Now during the Cold War, he'd been redeployed as Steve Griggs, a nondescript American husband and father of four serving stateside as a cook in the U.S. Army. Though still doing black-bag jobs on the side, this dangerous, volatile man was consumed by an insatiable appetite for sadistic violence and...