Cheng Yueming, a guzheng genius from the Conservatory of Music, has been troubled by a mysterious dream for a long time. In the dream, she lay in a guzheng-shaped coffin and was embraced by an invisible man. She always woke up with tears streaming down her face. Cheng Yueming sent the Tang Dynasty guzheng "Jiuxiao Huanpei" passed down from her family for restoration. In the studio of the antiquities restorer Shen Mo, she felt a strong sense of familiarity and inexplicable heartache. While touching the guzheng, Cheng Yueming suddenly fainted and traveled back to his past life memories, where he saw his identity as the musician Cheng Mingyue and his forbidden love with the court musician Shen Mo. How entangled are their past and present lives, and what mysterious power does this guzheng hide? Souls in love meet each other in life after life but cannot stay together. How to break the curse that binds the souls?