I Belong to the Underworld

Looking at the heroes of the underworld, they all progress from weak to strong, from low to high. An ordinary and inactive young man was involved in the underworld due to his personal grudges. The heroes are vying for hegemony, let's see how he swallows the clouds and smokes, and then the underworld dominates the world. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.