The mysterious scarred man who was dogging the Scorpion's footsteps took him away from his confrontation with Trebaldi, promising to take him to his father. Forced to follow but eager to know at last, Armando doesn't resist. Meanwhile, the Pope resorts to desperate measures to make up his monks' losses. Old enemies, new ones. Conspiracies and lies. 15 centuries of conflicts and plots come to a head as the truth is revealed at last, shattering all certainties and leaving many dead.