Zhen Zhen navigates the contract marriage her father and Lord Ning had arranged, causing her to make enemies. On his way to the capital, Jiu Ling’s childhood sweetheart, Zhu Zan, discovers she committed suicide in prison by setting herself on fire. He does not believe this, so he seeks out Zhen Zhen to get more information about her father’s and Jiu Ling’s whereabouts. (Source: frankly at MyDramaList)