Xiao Jingyuan, the eldest son of Prince Zhenhai, wears white clothes and carries a sword. He has a cold face and a ruthless face, but is actually deeply sinister. Xie Zhaoning, the prime minister's legitimate daughter, is bright and flamboyant, has double standards and willfulness, and has hidden secret edicts for many years. The world is divided into three parts, the court is undercurrent, and the borders are in chaos. He was ordered to return to Beijing to seize power, but she wanted to disrupt the situation and test her sincerity. In a chess game, step by step, who is the last one to hold the piece? See how the cold-faced prince conspires with the charming lady to conquer the world.