Modern medical genius Luo Lan unexpectedly crosses over, becoming a peasant substitute bride destined to be buried with a dying cold-blooded prince. Equipped with a mysterious modern operating room space, she cures the cold-blooded prince who is covered in injuries and disabled by royal framing. Internally, she reorganizes the prince's mansion, subdues loyal subordinates, and opens the Huichun Hall to practice medicine and make a living; externally, she fights against the crown prince, Consort Chang, and other factions, getting caught up in court conspiracies. Through hardships, the two fall in love and protect each other, step by step tearing open the truth behind the victimization of that year.