In order to raise his father's tens of millions of life-saving money, Su Wanzhao, a restorer of ancient books in the library, signed a contract with Fu Jingxing, a rumored ruthless billionaire CEO. He needs her to crack the family secret and survive the life and death crisis. She needs his money to save the lives of her loved ones. A transaction in which each gets what he needs, she thought it was just a chance encounter. However, when the dusty history was revealed, when the lost inheritance reappeared, Fu Jingxing's eyes became hotter when he looked at the quiet woman in front of him who was always looking for answers in ancient books. "Su Wanzhao, the contract is over, let's get married." Su Wanzhao: "Mr. Fu, we are just a deal." Fu Jingxing held her in his arms and said in a low voice, "No, from the moment you untie the first word, my life is yours."
