If there is a cold winter and warm sun-若有寒冬遇暖阳

In order to avenge her mother, Wu Weiwei made a deal with Ye Jiliang in exchange for a piece of secret information about Ye Jiliang is mother. She wanted to be his nominal fiancée, and she gave him the information. She thought that after this, the two of them would owe each other nothing, but she thought it was too simple.