在蘇聯戛然終止了一項能改變歷史的危險生化實驗之後，所有設施、報告和成果都被塵封，深深掩埋在地底深處。四十年後的今日，當初倖存的研究人員雇了傭兵企圖重返地下碉堡，再次啟動計劃並據為己有。但他們沒想到的是，在地底下等著的似乎並不只有黑暗…

尼克斯在一场海外战争中被敌人俘虏，虐待了8个月，回到家后哥哥汤米发现他已经发生了很明显的变化。表面上，尼克斯在一家影院当放映员，还有个漂亮的女朋友，在一家咖啡店还邂逅了一个要好的黑人朋友，但是事实却并不如你所见。让尼克斯最难以释怀的是一个黑衣人整夜整夜的跟踪他，如影随形。

World renowned journalist Sara Ogden is traversing the world in pursuit of carriers of a fatally dangerous "Stamp of Cain" in order to prevent seemingly unrelated events such as mass murders, turmoil, revolutions and chaos. She doesn't even suspect how close she is to the edge of the abyss, when in her search she ends up in Belarus to meet face to face with the one, whom she has been searching for her entire life.