About the book: 2012 / After the massacre at Isstvan V, Horus declared open war against the Imperium. A powerful council, whose members have never seen each other's faces, gathers in a secret hall of the Imperial Palace. The Council meets after another failed attempt to eliminate the Arch-Traitor through the efforts of a sent professional assassin. The Official Assassinorum decides to send a whole team of agents to finally achieve the goal and stop the civil war in the Imperium of Man. And very soon all masks will be dropped…