Modern girl Lin Zhixia unexpectedly transmigrated into a book, reduced to an illegitimate daughter used by her family as a substitute bride, forced to marry the ill-reputed Chu Yuchuan. Originally intending to ruin the marriage and escape, she instead relied on her extraordinary insight and unique perspective of appraising antiques to make a living, fighting back against her biased family while guiding her husband to concentrate on his studies. The two went from bickering enemies to gradually relying on each other, joining forces to expose the rebirth female supporting character's schemes, confronting the power-hungry princes, and rewriting the tragic ending of the entire general's mansion, successfully achieving a happy and fulfilling union through mutual devotion.