During the Yonghui period, Su Wanzhao, the second young lady of the Jiangnan Su family, got involved in the chess game played by the powerful minister Xie Jingxing because of a mysterious Qingluan post. Due to the difference in family status and the dilemma of love, she regards herself as a child and works step by step, struggling between conspiracy and sincerity. A long journey about love, freedom and destiny begins.