The married princess Zhao Zhao brought a gunpowder formula and blew up the Beidi court. She wanted to scare the barbarians, but instead she attracted the fiery gaze of the wolf lord Tuoba Lie. King Hu Yanchi of Zuo Xian secretly sharpened his sword, female officer Ashinaduo was jealous, spying on Su Nianqing's identity became a mystery, and her fiancé Xiao Tong recklessly robbed people and became a prisoner. No one knew that she had already laid out a chess game: to stir up the wind and clouds in the grassland and crush the shackles of the past. When the Beidi royal court's sword and ax collide with the princess's plan, this marriage that started with an explosion will eventually rewrite the world map.