The Emperor's Son-in-Law

Zhang Yuling lived under several secret identities, diligently completing the System's missions. Before she could reach the peak of her life, she died and was reborn into a woman's body. The original owner was talented, but her sex barred her from taking the imperial examinations. At sixteen, her father forced her into marriage, and she jumped into a river to kill herself, leaving Zhang Yuling to take her place. So Zhang Yuling worked hard and decided to take the imperial examinations, fulfill the original owner's wish and repay her debt, then return to the peak of her life. But she did so well that the emperor issued an edict ordering her to marry a princess! Looking up at the Princess, who was half a head taller than her, Zhang Yuling fell silent. After they married, Zhang Yuling realized there was something strange about her princess... She was always talking about the plot, the heroine, and the hero; inventing soap and drawing cartoons in her spare time; and telling her stories from Journey to the West? A woman disguised as a man in hopes of becoming a princess's consort, thinking she was in a girls' romance after being reborn x a male princess who transmigrated into a book, thinking he was in a boys' romance