After her parents die, Ruan Yin, the daughter of a small-time merchant, sets out to discover her identity. She happens to meet Ji Huan, who has come to the capital to investigate the wrongful case against his father and elder brother, and together they embark on a fantastical journey.
On the night of the full moon, she stumbles into a nocturnal fox banquet. A tiger lurks in the middle of the bustling city. They investigate the mystery of voices heard in the dead of night, and find themselves trapped in the eerie, shadowless city...
What secrets lie behind Ruan Yin's origins? What hidden truths surround the wrongful case against the Ji family? And when did the threads of their fates first become entangled...