Firepower Is King, from Killer to King of War

In most industries, there are some people who are not given food by God, some people who are fed by God, and some people who are chased by God to feed them. In the field of private force, God forcefully fed Zhang Ran. At the beginning, assassinate the drug lord and activate the revenge fund. In order to survive, Zhang Ran, who originally wanted to retire safely, was forced to step into the bullet and musket forest again.