In 1932 Northern China, a determined prisoner named FU Yuan uses a silver spoon to dig a tunnel and escape from her women's prison. Inspector SONG Donglu is tasked with investigating FU's disappearance and follows a trail of letters sent by FU to Hong City.
The Vanished Murderer
The escape of a cunning prisoner sets off a high-stakes pursuit as a determined investigator scrambles to uncover the truth behind her daring tunnel escape.