The theme of the story is love and personal growth across time and space. The background is set in the Tang Dynasty. This era was not only prosperous and prosperous, but also had a strict hierarchy and traditional concepts, which provided rich creative materials and conflict background for love stories. Yue: As a modern time traveler, she possesses professional medical knowledge and an independent and strong character. From being panicked when she first arrived in the Tang Dynasty to gaining a foothold with her medical skills, she showed her adaptability and wisdom. In the face of love, she goes from bravely pursuing to reluctantly letting go, which reflects her inner kindness and maturity. She always maintains her love and focus on medicine, making her character full and three-dimensional.