"Hardened ex-hitman Peter Black is back working the dark corridors of the CIA. It just so happens that fate has an ironic sense of timing. His first week back coincides with the unleashing of a cataclysmic virus that plunges the world into unparalleled turmoil. The sole antidote hides in a secret lab hidden beneath Sudan’s burning desert. But with the country on the verge of civil war, the CIA’s initial extraction mission fails, losing the vital cure in a maelstrom of savage violence."