In a city shrouded in ancient legends, a mysterious disappearance intertwines with a forgotten dragon's song, leading a young detective on a perilous quest to uncover the truth behind Guangzhou's most enigmatic folktale....

In a land where the Dragon's Song echoes through the ancient dynasty, a prophecy binds the fate of a lost heir to the throne, and love and destiny weave an intricate tapestry of forbidden desires and sacrifices....