When Peng returned from France, his younger brother, Pang, turned to face the cruel world. Peng had to fights and fists for justice among the gang.

When the Empress died with a mystery, causing the nobles to shut up and find a way to solve the situation and find clues about who is behind this incident.

A wave of chilling serial murders emerges, marked by the gruesome decay of male victims' secret part. As the police investigate, they confront eerie local myths and dark secrets.