Rusty Blade.

Lin Dawei, an assistant to the county government, needs money to feed his family. Lin is persuaded by his colleague Lu Qian to steal Jin Mantang's gold. Ten years later, the emperor's eldest son was born, the emperor pardoned the criminals, and Lin Dawei returned home. However, things did not go well in his hometown. Jin Mantang joined forces with smugglers to kill thousands of people. The swordsmen that Lu Qian sent to kill Jin Mantang were destroyed, and Taiping was in danger.