"A deadly secret inside the Hermit Kingdom has been exposed—the regime is unleashing a catastrophic biological weapon against its own citizens. What is this weapon? How was it obtained? And most importantly, what is the ultimate goal? Once again, Adam Knight is enlisted by the mysterious Penumbra Division. His task: uncover the truth before the weapon's full force is turned on the world. In a nation shrouded in secrecy, Knight’s only entry is through an alliance with a former Russian operative. Can he trust the enigmatic figure, or will she lead him into a trap?"