Princess Shen Qingci of Zhenguo, in order to protect the country, married Xiao Jue, a powerful man from the north, on behalf of her sister. She thought it was a cold political deal, but she gradually sank in his indifference. After she showed all her sincerity, she realized that she was just his substitute for Bai Yueguang, the most perfect piece on his chessboard. The mountains and rivers were shattered, and her heart turned to ashes. She resolutely fell from the tower. Three years later, she made a comeback as the princess of an enemy country, and the two faced off against each other again. When the layers of truth were revealed, they discovered that this relationship had been shrouded in a fateful curse that spanned three lives from the beginning...