An ancient medical woman travels back in time to become an intern in a modern hospital, opening up a new experience of bravely entering modern life; in contrast to the cute female protagonist and the cold male protagonist, the two go on the medical road side by side, using ancient and modern medical techniques to treat strange diseases, and witness the collision of ancient and modern medicine; in the process, the two have mutual feelings for each other, break through many obstacles, and double time travel determines their lives.