Zhao Heng, King of Great Yanjing, was originally a useless vassal king in the eyes of the world, but after his father Zhao Lin, the God of War, "died" in Yanmen Pass, the imperial court took advantage of it to cut down the vassal. With the modern soul settled in, he hides his edge and disguises himself as "trash". While resisting the pressure from the emperor and the two parties in the court, he defends the Northern Xinjiang and the Xuanjia Army. At the same time, he secretly traces the strange truth about his father's "death in battle". He makes a comeback in a desperate situation and vows to expose this deadlock of political power.