When Joe Ledger and Echo Group rescue a group of American college kids held hostage in Iran, the Iranian authorities after that asks them to help look for six nuclear bombs planted in the Mideast oil fields. These stolen WMDs will lead Joe and Echo Team into concealed vaults of forbidden understanding, mass-murder, betrayal, and a brotherhood of genetically-engineered killers with a thirst for bloodstream. Accompanied by the stunning assassin called Violin, Joe follows some clues to find the Reserve of Shadows, which contains a horrifying truth that threatens to shatter his whole worldview. They state the truth will set you free… Not really this time. The secrets of the Assassin’s Code will arranged the world ablaze.