At the end of the Warring States Period, Korea, which was plagued by internal and external troubles, had a bizarre case. Military pay mysteriously disappeared, ghosts were everywhere, and the people involved in the case died one after another. Han Fei, Zhang Liang, and Wei Zhuang, three people with extraordinary talents, had their fates intertwined. Faced with a lot of fog, they suddenly found that the future of Korea was at stake. Has the cold eyes behind the purple fog seen the outcome of this chess game?