The roar of the Bianhe River hides twenty-four strange cases; the sinking of Biandu hides a shocking conspiracy. A secret bamboo sign connects layers of puzzles such as arson in salt warehouses, murders of peddlers, official corruption, and serial killings. From small cases in the market along the Bian River to power games deep in the court, the criminal network is everywhere.
Gu You, a scholar from a poor family, Chen Wenbin, an incorruptible soldier, and Su Mochen, a righteous soldier from the Jianghu, stand side by side, using justice as the blade and the smallest evidence as evidence. Amidst the light of swords and the oppression of power, they peel off the cocoons to track down the real culprit. From local gangs and corrupt officials to the powerful mastermind behind the scenes in Bianjing City, they have overcome the blood and tears of wronged souls and solved twenty-four unsolved cases. They vow to tear off the mask of darkness, avenge thousands of wronged people, restore clarity to the Bianhe River, and bring justice to the world.
