Rule-Writer in Troubled Times

In troubled times, there is no absolute good or absolute evil. Life and death only depend on who can control the order and understand the rules. Han Shu, a foreign scholar, walked on the knife edge with a pen and abacus, writing down the balance of blood and numbers. This is a world where scholars learn to survive with blood and rules, and it is also a portrayal of the cruel laws in everyone's heart. (For non-brainless readers, please turn left when you go out)