In the distant ancient land, the iron cavalry of the Mysterious Kingdom trampled the peace of the seven kingdoms, and the people were filled with grief. The young general Shi Qi was once trapped in the desperate situation of his country. Fortunately, he was saved by the mysterious woman Shan Xuewei. That startling glance made him obsessed with him, and he refused to marry him ever since. Shan Mao, the master of the Sheng Kingdom, saw a good opportunity. In order to save the imprisoned prince Cai Fang and regain his homeland, he ordered Shan Xuewei to transform into a tender assassin and sneak into the Kingdom of Wei. He used love as a blade to sow trust between Shi Qi and the tyrant. A chess game intertwined with love and hate unfolds. When the truth is torn apart, the Sheng Kingdom's army breaks through the city, the Hidden Kingdom is destroyed, and love and betrayal turn into smoke in the flames of war.
