Tales of the Underworld in Longcheng

It was an age when shallow waters teemed with turtles, and big shots were everywhere. When a street thug harassed my girlfriend, I drew my knife in a fit of rage for love and accidentally killed someone. I was thrown into a high-security prison, and I thought my life was over. But then I met a benefactor. After mastering a whole range of skills in prison, I emerged a changed man. Five years later, I walked out of the prison gates, and a ruthless big shot named Yang Feng burst onto the underworld scene...

The blurb doesn’t do it justice, so please read the novel itself. Brotherhood, decisive action, punishing evil and promoting good, and masterful strategy. No golden finger.