During the Three Kingdoms period, Cao Cao stands as the last pillar of power, preventing the collapse of the Han throne. Emperor Xian, who sits on that throne, cares more about music and poems than his own power. But behind the Emperor's disinterest, rumors that Cao Cao wants the throne for himself have driven Emperor Xian to plot Cao Cao's assassination, a plan that's been years in the making. An ancient prophecy