After Dressing up as the Archenemy's Princess, I Relied on Food to Survive.

Shen Zhiyi, a genius medical girl, is dressed as an idiot and has a lot of money. Shen Zhiyi is given a hand in marriage to her arch-enemy Regent Xiao Lin. On their wedding night, she ran into his arms at Zuixian Tower. When an assassin attacked, he used his body to block the poisonous dart for her. She took off his clothes and performed cardiopulmonary resuscitation. From then on, the cold prince looked at her with more and more complex eyes.